{"item": {"cve_id": "CVE-2021-42013", "ghsa_id": "", "osv_id": "", "title": "Path Traversal and Remote Code Execution in Apache HTTP Server 2.4.49 and 2.4.50 (incomplete fix of CVE-2021-41773)", "description": "It was found that the fix for CVE-2021-41773 in Apache HTTP Server 2.4.50 was insufficient. An attacker could use a path traversal attack to map URLs to files outside the directories configured by Alias-like directives. If files outside of these directories are not protected by the usual default configuration \"require all denied\", these requests can succeed. If CGI scripts are also enabled for these aliased pathes, this could allow for remote code execution. This issue only affects Apache 2.4.49 and Apache 2.4.50 and not earlier versions.", "published_at": "2021-10-07T16:15:09.270", "modified_at": "2026-06-17T04:09:09.193", "vendor": "Apache", "product": "Http Server", "affected_versions": ["Apache HTTP Server 2.4.49", "Apache HTTP Server 2.4.50"], "fixed_versions": [], "cvss_score": 9.8, "cvss_version": "3.1", "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "severity": "CRITICAL", "epss_score": 0.99964, "epss_percentile": 0.99976, "epss_date": "2026-10-06", "is_kev": true, "kev_date": "2021-11-03", "kev_due_date": "2021-11-17", "kev_action": "Apply updates per vendor instructions.", "cwe_ids": ["CWE-22"], "attack_vector": "NETWORK", "attack_complexity": "LOW", "privileges_required": "NONE", "user_interaction": "NONE", "references": ["http://jvn.jp/en/jp/JVN51106450/index.html", "http://packetstormsecurity.com/files/164501/Apache-HTTP-Server-2.4.50-Path-Traversal-Code-Execution.html", 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"x_refsource_MISC", "x_transferred"], "source": "NVD", "name": ""}, {"url": "https://www.povilaika.com/apache-2-4-50-exploit/", "tags": ["Exploit", "Third Party Advisory", "x_refsource_MISC", "x_transferred"], "source": "NVD", "name": ""}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42013", "tags": ["government-resource"], "source": "CVE.org", "name": ""}], "cvss_v4_score": null, "cvss_v4_vector": "", "cvss_v4_severity": "", "nvd_status": "Analyzed", "cna": "apache", "date_reserved": "2021-10-06T00:00:00.000Z", "ssvc": {"options": {"Exploitation": "active", "Automatable": "yes", "Technical Impact": "total"}, "version": "2.0.3", "timestamp": "2025-02-04T14:28:39.366525Z", "role": "CISA Coordinator"}, "affected_products": [{"vendor": "Apache", "product": "Http Server", "ranges": ["2.4.49", "2.4.50"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Fedoraproject", "product": "Fedora", "ranges": ["34", "35"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Oracle", "product": "Instantis Enterprisetrack", "ranges": ["17.1", "17.2", "17.3"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Oracle", "product": "Jd Edwards Enterpriseone Tools", "ranges": ["avant 9.2.6.0"], "first_unaffected": ["9.2.6.0"], "source": "NVD"}, {"vendor": "Oracle", "product": "Secure Backup", "ranges": ["avant 18.1.0.1.0"], "first_unaffected": ["18.1.0.1.0"], "source": "NVD"}, {"vendor": "Netapp", "product": "Cloud Backup", "ranges": ["toutes versions (selon NVD)"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Apache Software Foundation", "product": "Apache HTTP Server", "ranges": ["Apache HTTP Server 2.4.49", "Apache HTTP Server 2.4.50"], "first_unaffected": [], "source": "CVE.org"}], "kev_name": "Apache HTTP Server Path Traversal Vulnerability", "kev_short_description": "Apache HTTP Server contains a path traversal vulnerability that allows an attacker to perform remote code execution if files outside directories configured by Alias-like directives are not under default require all denied or if CGI scripts are enabled. This CVE ID resolves an incomplete patch for CVE-2021-41773.", "kev_ransomware": "Known", "kev_notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-42013", "kev_cwes": ["CWE-22"], "wordfence_id": "", "mentions_sources": [], "version_match": "unknown", "risk_score": 81, "risk_class": "Critique", "impact": {"confidentialite": "élevé", "integrite": "élevé", "disponibilite": "élevé", "summary": "Un attaquant exploitant cette vulnérabilité pourrait, selon les conditions décrites par les sources, exploitable à distance (réseau), sans authentification préalable, affecter la confidentialité des données, l'intégrité du système et la disponibilité du service.", "basis": "CVSS 3.1"}, "mechanism": "Traversée de répertoire : un chemin mal contrôlé peut viser des fichiers hors du dossier prévu.", "mitigation": {"correction": {"available": true, "text": "Mettre à jour : selon les sources, ne sont plus concernées les versions à partir de Jd Edwards Enterpriseone Tools 9.2.6.0, Secure Backup 18.1.0.1.0."}, "mitigation": {"specific": "Aucune mesure de mitigation spécifique confirmée par les sources consultées. Consultez les références officielles pour d'éventuelles mesures détaillées.", "general": ["Maintenir le produit à jour et activer les mises à jour de sécurité.", "Restreindre l'exposition réseau du service au strict nécessaire.", "Appliquer le principe du moindre privilège.", "Surveiller les journaux et les alertes de sécurité."], "specific_links": []}, "containment": {"applicable": true, "actions": ["Action recommandée par la CISA : Apply updates per vendor instructions.", "Isoler ou restreindre l'accès au service concerné.", "Restreindre les flux réseau entrants/sortants liés au composant.", "Renforcer la surveillance des journaux et des accès.", "Désactiver temporairement le composant vulnérable si l'activité le permet."]}, "note": "Priorité aux consignes officielles de l'éditeur et des références. Vérifiez toujours l'avis de sécurité avant toute intervention en production.", "official_links": [{"url": "https://httpd.apache.org/security/vulnerabilities_24.html", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Apache", "domaine": "httpd.apache.org"}, {"url": "https://lists.apache.org/thread.html/r17a4c6ce9aff662efd9459e9d1850ab4a611cb23392fc68264c72cb3%40%3Ccvs.httpd.apache.org%3E", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Apache", "domaine": "lists.apache.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RMIIEFINL6FUIOPD2A3M5XC6DH45Y3CC/", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Fedora", "domaine": "lists.fedoraproject.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WS5RVHOIIRECG65ZBTZY7IEJVWQSQPG3/", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Fedora", "domaine": "lists.fedoraproject.org"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Oracle", "domaine": "www.oracle.com"}, {"url": "https://www.oracle.com/security-alerts/cpujan2022.html", "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées", "editeur": "Oracle", "domaine": "www.oracle.com"}]}, "plain": {"verdict": "now", "verdict_label": "Exploité par des attaquants · à traiter aujourd'hui", "verdict_css": "now", "verdict_rank": 0, "headline": "Un attaquant peut lire des fichiers qui devraient rester inaccessibles, à distance et sans compte", "headline_is_derived": true, "action": "Action officielle recommandée par la CISA : Installer les mises à jour publiées par l'éditeur.", "action_kind": "official", "concerned": [{"version": "Apache HTTP Server 2.4.49, Apache HTTP Server 2.4.50", "state": "hit", "state_label": "Concerné", "todo": "Action officielle recommandée par la CISA : Installer les mises à jour publiées par l'éditeur."}, {"version": "Je ne connais pas ma version", "state": "unknown", "state_label": "À vérifier", "todo": "La version s'affiche généralement dans le menu « À propos » ou « Aide » du logiciel."}], "steps": [{"title": "Sauvegarder avant d'intervenir", "detail": "Une copie récente des données et de la configuration. Si votre hébergeur propose une sauvegarde en un clic, c'est le moment.", "duration": "10 min", "priority": false}, {"title": "Action officielle recommandée par la CISA : Installer les mises à jour publiées par l'éditeur", "detail": "C'est la correction officielle. Tant qu'elle n'est pas appliquée, les autres mesures ne sont que temporaires.", "duration": "15 à 45 min", "priority": true}, {"title": "En attendant : réduire l'exposition sur Internet", "detail": "La faille est exploitable à distance. Limiter l'accès au service depuis l'extérieur (pare-feu, filtrage d'adresses, VPN) réduit fortement le risque.", "duration": "30 min", "priority": false}, {"title": "Vérifier que vous n'avez pas déjà été touché", "detail": "Cette faille est activement exploitée. Contrôler les comptes créés récemment, les connexions inhabituelles et les fichiers modifiés depuis la date de publication.", "duration": "30 min", "priority": true}, {"title": "Confirmer que tout fonctionne encore", "detail": "Après correction : page d'accueil, connexion, et les deux ou trois fonctions dont vous vous servez tous les jours.", "duration": "10 min", "priority": false}], "exploited": true, "exploited_label": "Oui, des attaques réelles sont constatées", "fixed_label": "Correctif non identifié dans les sources", "affected_label": "Apache HTTP Server 2.4.49, Apache HTTP Server 2.4.50"}, "severity_display": "Critique", "cvss_is_legacy": false, "risk_score_computable": true, "identifier": "CVE-2021-42013", "severity_fr": "Critique", "epss_pct": 100.0, "source_records": [{"source": "NVD", "label": "NVD, NIST", "date_label": "Publié dans la base", "date": "2021-10-07", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-42013"}, {"source": "CVE.org", "label": "CVE.org, programme CVE", "date_label": "Publié par l'organisme CNA", "date": "2021-10-07", "url": "https://www.cve.org/CVERecord?id=CVE-2021-42013"}, {"source": "CISA", "label": "CISA KEV", "date_label": "Ajout au catalogue", "date": "2021-11-03", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42013"}, {"source": "FIRST EPSS", "label": "FIRST EPSS", "date_label": "Score daté du", "date": "2026-10-06", "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42013"}], "exploit_public": true, "reseau_sans_auth": true, "exposition": "À distance, sans compte et sans action d'un utilisateur"}, "presentation": {"en_bref": [{"question": "Est-elle attaquée ?", "ton": "alerte", "reponse": "Oui, attaques constatées", "source": "Catalogue CISA KEV"}, {"question": "Existe-t-il un correctif ?", "ton": "bon", "reponse": "Oui : 9.2.6.0, 18.1.0.1.0", "source": "Versions publiées comme non concernées"}, {"question": "Comment l'attaquer ?", "ton": "alerte", "reponse": "À distance, sans compte et sans action d'un utilisateur", "source": "Vecteur CVSS publié"}, {"question": "Risque d'exploitation", "ton": "alerte", "reponse": "100,0 % sur 30 jours", "source": "Plus probable que 100 % des failles connues"}], "references": [{"cle": "correctif", "titre": "Correctifs et versions corrigées", "explication": "Les pages que les sources désignent comme correctif ou notes de version.", "items": [{"url": "https://httpd.apache.org/security/vulnerabilities_24.html", "domaine": "httpd.apache.org", "editeur": "Apache", "etiquettes": ["Notes de version", "Avis de l'éditeur"], "nom": "", "lien": true, "casse": false}, {"url": "https://lists.apache.org/thread.html/r17a4c6ce9aff662efd9459e9d1850ab4a611cb23392fc68264c72cb3%40%3Ccvs.httpd.apache.org%3E", "domaine": "lists.apache.org", "editeur": "Apache", "etiquettes": ["Liste de diffusion", "Correctif"], "nom": "", "lien": true, "casse": false}, {"url": 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d'autorités et d'organismes tiers", "explication": "CERT, agences gouvernementales, bases de vulnérabilités, chercheurs.", "items": [{"url": "http://jvn.jp/en/jp/JVN51106450/index.html", "domaine": "jvn.jp", "editeur": "JVN (Japon)", "etiquettes": ["Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://packetstormsecurity.com/files/165089/Apache-HTTP-Server-2.4.50-CVE-2021-42013-Exploitation.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/07/6", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/1", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/2", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/3", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/4", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/5", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/08/6", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/09/1", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/11/4", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/15/3", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "http://www.openwall.com/lists/oss-security/2021/10/16/1", "domaine": "www.openwall.com", "editeur": "Openwall (oss-security)", "etiquettes": ["Liste de diffusion", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "https://security.gentoo.org/glsa/202208-20", "domaine": "security.gentoo.org", "editeur": "Gentoo", "etiquettes": ["Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "https://security.netapp.com/advisory/ntap-20211029-0009/", "domaine": "security.netapp.com", "editeur": "NetApp", "etiquettes": ["Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-pathtrv-LAzg68cZ", "domaine": "tools.cisco.com", "editeur": "Cisco", "etiquettes": ["Avis d'un tiers"], "nom": "", "lien": true, "casse": false}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42013", "domaine": "www.cisa.gov", "editeur": "CISA", "etiquettes": ["Ressource gouvernementale"], "nom": "", "lien": true, "casse": false}]}, {"cle": "analyse", "titre": "Analyses, tickets et discussions", "explication": "Pour comprendre le défaut : description technique, ticket, liste de diffusion.", "items": [{"url": "https://lists.apache.org/thread.html/r7c795cd45a3384d4d27e57618a215b0ed19cb6ca8eb070061ad5d837%40%3Cannounce.apache.org%3E", "domaine": "lists.apache.org", "editeur": "Apache", "etiquettes": ["Liste de diffusion"], "nom": "", "lien": true, "casse": false}, {"url": "https://lists.apache.org/thread.html/rb5b0e46f179f60b0c70204656bc52fcb558e961cb4d06a971e9e3efb%40%3Cusers.httpd.apache.org%3E", "domaine": "lists.apache.org", "editeur": "Apache", "etiquettes": ["Liste de diffusion"], "nom": "", "lien": true, "casse": false}]}, {"cle": "exploit", "titre": "Codes d'exploitation référencés", "explication": "Les sources signalent un code d'exploitation public. Par prudence, CyberAlert affiche le site qui l'héberge sans lien direct : l'information utile ici est son existence, qui rend la faille plus facile à attaquer.", "items": [{"url": "http://packetstormsecurity.com/files/164501/Apache-HTTP-Server-2.4.50-Path-Traversal-Code-Execution.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Code d'exploitation", "Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": false, "casse": false}, {"url": "http://packetstormsecurity.com/files/164609/Apache-HTTP-Server-2.4.50-Remote-Code-Execution.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Code d'exploitation", "Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": false, "casse": false}, {"url": "http://packetstormsecurity.com/files/164629/Apache-2.4.49-2.4.50-Traversal-Remote-Code-Execution.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Code d'exploitation", "Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": false, "casse": false}, {"url": "http://packetstormsecurity.com/files/164941/Apache-HTTP-Server-2.4.50-Remote-Code-Execution.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Code d'exploitation", "Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": false, "casse": false}, {"url": "http://packetstormsecurity.com/files/167397/Apache-2.4.50-Remote-Code-Execution.html", "domaine": "packetstormsecurity.com", "editeur": "Packet Storm", "etiquettes": ["Code d'exploitation", "Avis d'un tiers", "Base de vulnérabilités"], "nom": "", "lien": false, "casse": false}, {"url": "https://www.povilaika.com/apache-2-4-50-exploit/", "domaine": "www.povilaika.com", "editeur": "", "etiquettes": ["Code d'exploitation", "Avis d'un tiers"], "nom": "", "lien": false, "casse": false}]}], "liens_correction": [{"url": "https://httpd.apache.org/security/vulnerabilities_24.html", "domaine": "httpd.apache.org", "editeur": "Apache", "etiquettes": ["Notes de version", "Avis de l'éditeur"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}, {"url": "https://lists.apache.org/thread.html/r17a4c6ce9aff662efd9459e9d1850ab4a611cb23392fc68264c72cb3%40%3Ccvs.httpd.apache.org%3E", "domaine": "lists.apache.org", "editeur": "Apache", "etiquettes": ["Liste de diffusion", "Correctif"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RMIIEFINL6FUIOPD2A3M5XC6DH45Y3CC/", "domaine": "lists.fedoraproject.org", "editeur": "Fedora", "etiquettes": ["Notes de version"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WS5RVHOIIRECG65ZBTZY7IEJVWQSQPG3/", "domaine": "lists.fedoraproject.org", "editeur": "Fedora", "etiquettes": ["Notes de version"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "domaine": "www.oracle.com", "editeur": "Oracle", "etiquettes": ["Correctif", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}, {"url": "https://www.oracle.com/security-alerts/cpujan2022.html", "domaine": "www.oracle.com", "editeur": "Oracle", "etiquettes": ["Correctif", "Avis d'un tiers"], "nom": "", "lien": true, "casse": false, "groupe": "correctif", "groupe_titre": "Correctifs et versions corrigées"}], "nb_exploits": 6, "cvss": {"version": "3.1", "vecteur": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "metriques": [{"code": "AV", "nom": "Vecteur d'attaque", "valeur": "Réseau (à distance, y compris par Internet)", "brut": "N", "explication": "D'où l'attaquant doit agir."}, {"code": "AC", "nom": "Complexité de l'attaque", "valeur": "Faible", "brut": "L", "explication": "Conditions hors du contrôle de l'attaquant."}, {"code": "PR", "nom": "Privilèges requis", "valeur": "Aucun (pas de compte)", "brut": "N", "explication": "Droits dont l'attaquant a besoin avant d'attaquer."}, {"code": "UI", "nom": "Interaction de l'utilisateur", "valeur": "Aucune", "brut": "N", "explication": "Une victime doit-elle cliquer ou ouvrir quelque chose ?"}, {"code": "S", "nom": "Portée", "valeur": "Inchangée", "brut": "U", "explication": "L'attaque peut-elle toucher d'autres composants que celui qui est vulnérable ?"}, {"code": "C", "nom": "Confidentialité", "valeur": "Élevé", "brut": "H", "explication": "Accès à des informations protégées."}, {"code": "I", "nom": "Intégrité", "valeur": "Élevé", "brut": "H", "explication": "Modification de données ou du système."}, {"code": "A", "nom": "Disponibilité", "valeur": "Élevé", "brut": "H", "explication": "Arrêt ou ralentissement du service."}], "calculateur": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "specification": "https://www.first.org/cvss/v3.1/specification-document"}, "cvss4": null, "cwe": [{"id": "CWE-22", "nom": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "url": "https://cwe.mitre.org/data/definitions/22.html"}], "ssvc": {"lignes": [{"nom": "Exploitation", "valeur": "Exploitation active constatée", "brut": "active"}, {"nom": "Automatisable", "valeur": "Oui : l'attaque peut être enchaînée sans intervention humaine", "brut": "yes"}, {"nom": "Impact technique", "valeur": "Total : contrôle complet du composant ou de ses informations", "brut": "total"}], "version": "2.0.3", "date": "2025-02-04", "role": "CISA Coordinator", "url": "https://www.cisa.gov/stakeholder-specific-vulnerability-categorization-ssvc"}, "chronologie": [{"date": "2021-10-06", "libelle": "Identifiant réservé", "qui": "Programme CVE"}, {"date": "2021-10-07", "libelle": "Publication de la vulnérabilité", "qui": "apache"}, {"date": "2021-11-03", "libelle": "Ajout au catalogue des failles exploitées", "qui": "CISA"}, {"date": "2021-11-17", "libelle": "Échéance de correction fixée par la CISA", "qui": "CISA"}, {"date": "2025-02-04", "libelle": "Décision SSVC publiée", "qui": "CISA"}, {"date": "2026-06-17", "libelle": "Dernière mise à jour de la fiche source", "qui": "Source"}, {"date": "2026-10-06", "libelle": "Calcul du score EPSS affiché", "qui": "FIRST"}], "liens_officiels": [{"nom": "NVD (NIST)", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-42013", "description": "Fiche de référence : CVSS, CPE, références étiquetées."}, {"nom": "CVE.org", "url": "https://www.cve.org/CVERecord?id=CVE-2021-42013", "description": "Enregistrement officiel publié par l'organisme qui a attribué l'identifiant."}, {"nom": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42013", "description": "Entrée du catalogue des failles activement exploitées."}, {"nom": "FIRST EPSS", "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42013", "description": "Score de probabilité d'exploitation du jour."}, {"nom": "OSV.dev", "url": "https://osv.dev/vulnerability/CVE-2021-42013", "description": "Paquets open source concernés et versions corrigées."}, {"nom": "GitHub Advisory Database", "url": "https://github.com/advisories?query=CVE-2021-42013", "description": "Avis de sécurité des dépendances logicielles."}], "produits": [{"vendor": "Apache", "product": "Http Server", "ranges": ["2.4.49", "2.4.50"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Fedoraproject", "product": "Fedora", "ranges": ["34", "35"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Oracle", "product": "Instantis Enterprisetrack", "ranges": ["17.1", "17.2", "17.3"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Oracle", "product": "Jd Edwards Enterpriseone Tools", "ranges": ["avant 9.2.6.0"], "first_unaffected": ["9.2.6.0"], "source": "NVD"}, {"vendor": "Oracle", "product": "Secure Backup", "ranges": ["avant 18.1.0.1.0"], "first_unaffected": ["18.1.0.1.0"], "source": "NVD"}, {"vendor": "Netapp", "product": "Cloud Backup", "ranges": ["toutes versions (selon NVD)"], "first_unaffected": [], "source": "NVD"}, {"vendor": "Apache Software Foundation", "product": "Apache HTTP Server", "ranges": ["Apache HTTP Server 2.4.49", "Apache HTTP Server 2.4.50"], "first_unaffected": [], "source": "CVE.org"}], "notes_kev": ["https://nvd.nist.gov/vuln/detail/CVE-2021-42013"]}, "consulted_at": "2026-10-06T16:52:41.273506+00:00"}