{"item": {"cve_id": "CVE-2026-20133", "ghsa_id": "", "osv_id": "", "title": "CVE-2026-20133", "description": "A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system.\r\n\r This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system.", "published_at": "2026-02-25T17:25:30.983", "modified_at": "2026-06-17T10:17:11.190", "vendor": "Cisco", "product": "Catalyst Sd-wan Manager", "affected_versions": ["17.2.6", "17.2.7", "17.2.8", "17.2.9", "17.2.10", "17.2.4", "17.2.5", "18.3.1.1", "18.3.3.1", "18.3.3", "18.3.4", "18.3.5", "18.3.7", "18.3.8", "18.3.6.1", "18.3.1", "18.3.0", "18.4.0.1", "18.4.3", "18.4.302", "18.4.303", "18.4.4", "18.4.5", "18.4.0", "18.4.1", "18.4.6", "19.2.0", "19.2.097", "19.2.099", "19.2.1", "19.2.2", "19.2.3", "19.2.31", "19.2.929", "19.2.4", "20.1.1.1", "20.1.12", "20.1.1", "20.1.2", "20.1.3", "19.3.0", "19.1.0", "18.2.0", "20.3.1", "20.3.2", "20.3.2.1", "20.3.3", "20.3.3.1", "20.3.4", "20.3.4.1", "20.3.4.2", "20.3.5", "20.3.6", "20.3.7", "20.3.7.1", "20.3.4.3", "20.3.5.1", "20.3.7.2", "20.3.8", "20.4.1", "20.4.1.1", "20.4.1.2", "20.4.2", "20.4.2.2", "20.4.2.1", "20.4.2.3", "20.5.1", "20.5.1.2", "20.5.1.1", "20.6.1", "20.6.1.1", "20.6.2.1", "20.6.2.2", "20.6.2", "20.6.3", "20.6.3.1", "20.6.4", "20.6.5", "20.6.5.1", "20.6.5.3", "20.6.1.2", "20.6.3.2", "20.6.4.1", "20.6.5.2", "20.6.5.4", "20.6.3.3", "20.6.4.2", "20.6.3.0.45", "20.6.3.0.46", "20.6.3.0.47", "20.6.3.4", "20.6.4.0.21", "20.6.5.1.10", "20.6.5.1.11", "20.6.5.1.7", "20.6.5.1.9", "20.6.5.2.4", "20.6.5.5", "20.6.5.2.8", "20.6.5.1.13", "20.6.6", "20.6.7", "20.6.8", "20.7.1", "20.7.1.1", "20.7.2", "20.8.1", "20.9.1", "20.9.2", "20.9.2.1", "20.9.3", "20.9.3.1", "20.9.2.3", "20.9.3.0.12", "20.9.3.0.16", "20.9.3.0.17", "20.9.3.0.18", "20.9.3.0.20", "20.9.3.0.21", "20.9.3.2", "20.9.3.2_LI_Images", "20.9.4", "20.9.4_LI_Images", "20.9.3.0.23", "20.9.4.1", "20.9.5", "20.9.5.1", "20.9.5.2", "20.9.6", "20.9.5.3", "20.9.7", "20.9.7.1", "20.9.8", "20.10.1", "20.10.1.1", "20.10.1.2", "20.11.1", "20.11.1.1", "20.11.1.2", "20.12.1", "20.12.1_LI_Images", "20.12.2", "20.12.3", "20.12.3.1", "20.12.4", "20.12.4.1", "20.12.5", "20.12.5.1", "20.12.5.2", "20.12.6", "20.13.1", "20.14.1", "20.15.1", "20.15.2", "20.15.3", "20.15.3.1", "20.15.4", "20.15.4.1", "20.16.1", "20.18.1", "20.18.2"], "fixed_versions": [], "cvss_score": 6.5, "cvss_version": "3.1", "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "severity": "MEDIUM", "epss_score": 0.31829, "epss_percentile": 0.9826, "epss_date": "2026-10-06", "is_kev": true, "kev_date": "2026-04-20", "kev_due_date": "2026-04-23", "kev_action": "Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.", "cwe_ids": ["CWE-200"], "attack_vector": "NETWORK", "attack_complexity": "LOW", "privileges_required": "LOW", "user_interaction": "NONE", "references": ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133"], "source_urls": {"NVD": "https://nvd.nist.gov/vuln/detail/CVE-2026-20133", "CVE.org": "https://www.cve.org/CVERecord?id=CVE-2026-20133", "CISA": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133", "FIRST EPSS": "https://api.first.org/data/v1/epss?cve=CVE-2026-20133"}, "patch_available": null, "workaround_available": null, "sources": ["NVD", "CVE.org", "CISA", "FIRST EPSS"], "reference_items": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "tags": ["Vendor Advisory"], "source": "NVD", "name": ""}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133", "tags": ["US Government Resource", "government-resource"], "source": "NVD", "name": ""}], "cvss_v4_score": null, "cvss_v4_vector": "", "cvss_v4_severity": "", "nvd_status": "Analyzed", "cna": "cisco", "date_reserved": "2025-10-08T11:59:15.380Z", "ssvc": {"options": {"Exploitation": "active", "Automatable": "no", "Technical Impact": "partial"}, "version": "2.0.3", "timestamp": "2026-04-22T13:54:59.090766Z", "role": "CISA Coordinator"}, "affected_products": [{"vendor": "Cisco", "product": "Catalyst Sd-wan Manager", "ranges": ["avant 20.9.8.2", "de 20.10 à 20.12.5.3 (exclue)", "de 20.13 à 20.15.4.2 (exclue)", "de 20.16 à 20.18.2.1 (exclue)", "20.12.6"], "first_unaffected": ["20.9.8.2", "20.12.5.3", "20.15.4.2", "20.18.2.1"], "source": "NVD"}, {"vendor": "Cisco", "product": "Cisco Catalyst SD-WAN Manager", "ranges": ["17.2.6", "17.2.7", "17.2.8", "17.2.9", "17.2.10", "17.2.4", "17.2.5", "18.3.1.1", "18.3.3.1", "18.3.3", "18.3.4", "18.3.5", "18.3.7", "18.3.8", "18.3.6.1", "18.3.1", "18.3.0", "18.4.0.1", "18.4.3", "18.4.302"], "first_unaffected": [], "source": "CVE.org"}], "kev_name": "Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability", "kev_short_description": "Cisco Catalyst SD-WAN Manager contains an exposure of sensitive information to an unauthorized actor vulnerability that could allow remote attackers to view sensitive information on affected systems.", "kev_ransomware": "Unknown", "kev_notes": "CISA Mitigation Instructions: https://www.cisa.gov/news-events/directives/ed-26-03-mitigate-vulnerabilities-cisco-sd-wan-systems ; https://www.cisa.gov/news-events/directives/supplemental-direction-ed-26-03-hunt-and-hardening-guidance-cisco-sd-wan-systems ; https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v ; https://nvd.nist.gov/vuln/detail/CVE-2026-20133", "kev_cwes": ["CWE-200"], "wordfence_id": "", "mentions_sources": [], "version_match": "unknown", "risk_score": 70, "risk_class": "Critique", "impact": {"confidentialite": "élevé", "integrite": "aucun", "disponibilite": "aucun", "summary": "Un attaquant exploitant cette vulnérabilité pourrait, selon les conditions décrites par les sources, exploitable à distance (réseau), avec des privilèges existants, affecter la confidentialité des données.", "basis": "CVSS 3.1"}, "mechanism": "Exposition d'informations : des données qui devaient rester privées peuvent être consultées.", "mitigation": {"correction": {"available": true, "text": "Mettre à jour : selon les sources, ne sont plus concernées les versions à partir de Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2, Catalyst Sd-wan Manager 20.18.2.1."}, "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 : Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.", "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://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "groupe": "avis_editeur", "groupe_titre": "Avis de sécurité de l'éditeur", "editeur": "Cisco", "domaine": "sec.cloudapps.cisco.com"}]}, "plain": {"verdict": "now", "verdict_label": "Exploité par des attaquants · à traiter aujourd'hui", "verdict_css": "now", "verdict_rank": 0, "headline": "Des informations qui devaient rester privées peuvent être consultées", "headline_is_derived": true, "action": "Mettre à jour vers Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2 ou plus récent, version publiée comme non concernée.", "action_kind": "update", "concerned": [{"version": "Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2 ou plus récent", "state": "safe", "state_label": "Non concerné", "todo": "Rien à faire. Gardez les mises à jour automatiques activées."}, {"version": "17.2.6, 17.2.7, 17.2.8, 17.2.9", "state": "hit", "state_label": "Concerné", "todo": "Mettre à jour vers Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2 ou plus récent, version publiée comme non concernée."}, {"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": "Mettre à jour vers Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2 ou plus récent, version publiée comme non concernée", "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": "Catalyst Sd-wan Manager 20.9.8.2, Catalyst Sd-wan Manager 20.12.5.3, Catalyst Sd-wan Manager 20.15.4.2 (non concernée selon les sources)", "affected_label": "17.2.6, 17.2.7, 17.2.8, 17.2.9"}, "severity_display": "Moyenne", "cvss_is_legacy": false, "risk_score_computable": true, "identifier": "CVE-2026-20133", "severity_fr": "Moyenne", "epss_pct": 31.8, "source_records": [{"source": "NVD", "label": "NVD, NIST", "date_label": "Publié dans la base", "date": "2026-02-25", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20133"}, {"source": "CVE.org", "label": "CVE.org, programme CVE", "date_label": "Publié par l'organisme CNA", "date": "2026-02-25", "url": "https://www.cve.org/CVERecord?id=CVE-2026-20133"}, {"source": "CISA", "label": "CISA KEV", "date_label": "Ajout au catalogue", "date": "2026-04-20", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133"}, {"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-2026-20133"}], "exploit_public": false, "reseau_sans_auth": false, "exposition": "À distance, sous conditions (compte ou action d'un utilisateur)", "owasp": [{"code": "A01", "nom": "Contrôle d'accès défaillant", "nom_officiel": "Broken Access Control", "slug": "a01-controle-d-acces-defaillant", "libelle": "A01:2025 Contrôle d'accès défaillant", "url_officielle": "https://top10.owasp.org/2025/A01_2025-Broken_Access_Control/"}]}, "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 : 20.9.8.2, 20.12.5.3, 20.15.4.2, 20.18.2.1", "source": "Versions publiées comme non concernées"}, {"question": "Comment l'attaquer ?", "ton": "neutre", "reponse": "À distance, sous conditions (compte ou action d'un utilisateur)", "source": "Vecteur CVSS publié"}, {"question": "Risque d'exploitation", "ton": "alerte", "reponse": "31,8 % sur 30 jours", "source": "Plus probable que 98 % des failles connues"}], "references": [{"cle": "avis_editeur", "titre": "Avis de sécurité de l'éditeur", "explication": "La parole de l'éditeur du produit : elle fait foi pour savoir quoi installer.", "items": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "domaine": "sec.cloudapps.cisco.com", "editeur": "Cisco", "etiquettes": ["Avis de l'éditeur"], "nom": "", "lien": true, "casse": false}]}, {"cle": "avis_tiers", "titre": "Avis d'autorités et d'organismes tiers", "explication": "CERT, agences gouvernementales, bases de vulnérabilités, chercheurs.", "items": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133", "domaine": "www.cisa.gov", "editeur": "CISA", "etiquettes": ["Ressource gouvernementale américaine", "Ressource gouvernementale"], "nom": "", "lien": true, "casse": false}]}], "liens_correction": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "domaine": "sec.cloudapps.cisco.com", "editeur": "Cisco", "etiquettes": ["Avis de l'éditeur"], "nom": "", "lien": true, "casse": false, "groupe": "avis_editeur", "groupe_titre": "Avis de sécurité de l'éditeur"}], "nb_exploits": 0, "cvss": {"version": "3.1", "vecteur": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "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": "Faibles (compte ordinaire)", "brut": "L", "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": "Aucun", "brut": "N", "explication": "Modification de données ou du système."}, {"code": "A", "nom": "Disponibilité", "valeur": "Aucun", "brut": "N", "explication": "Arrêt ou ralentissement du service."}], "calculateur": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "specification": "https://www.first.org/cvss/v3.1/specification-document"}, "cvss4": null, "cwe": [{"id": "CWE-200", "nom": "Exposure of Sensitive Information to an Unauthorized Actor", "url": "https://cwe.mitre.org/data/definitions/200.html"}], "owasp": [{"code": "A01", "nom": "Contrôle d'accès défaillant", "nom_officiel": "Broken Access Control", "slug": "a01-controle-d-acces-defaillant", "libelle": "A01:2025 Contrôle d'accès défaillant", "url_officielle": "https://top10.owasp.org/2025/A01_2025-Broken_Access_Control/"}], "ssvc": {"lignes": [{"nom": "Exploitation", "valeur": "Exploitation active constatée", "brut": "active"}, {"nom": "Automatisable", "valeur": "Non : l'attaque ne peut pas être entièrement automatisée", "brut": "no"}, {"nom": "Impact technique", "valeur": "Partiel : contrôle ou informations limités", "brut": "partial"}], "version": "2.0.3", "date": "2026-04-22", "role": "CISA Coordinator", "url": "https://www.cisa.gov/stakeholder-specific-vulnerability-categorization-ssvc"}, "chronologie": [{"date": "2025-10-08", "libelle": "Identifiant réservé", "qui": "Programme CVE"}, {"date": "2026-02-25", "libelle": "Publication de la vulnérabilité", "qui": "cisco"}, {"date": "2026-04-20", "libelle": "Ajout au catalogue des failles exploitées", "qui": "CISA"}, {"date": "2026-04-22", "libelle": "Décision SSVC publiée", "qui": "CISA"}, {"date": "2026-04-23", "libelle": "Échéance de correction fixée par la CISA", "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-2026-20133", "description": "Fiche de référence : CVSS, CPE, références étiquetées."}, {"nom": "CVE.org", "url": "https://www.cve.org/CVERecord?id=CVE-2026-20133", "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-2026-20133", "description": "Entrée du catalogue des failles activement exploitées."}, {"nom": "FIRST EPSS", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-20133", "description": "Score de probabilité d'exploitation du jour."}, {"nom": "OSV.dev", "url": "https://osv.dev/vulnerability/CVE-2026-20133", "description": "Paquets open source concernés et versions corrigées."}, {"nom": "GitHub Advisory Database", "url": "https://github.com/advisories?query=CVE-2026-20133", "description": "Avis de sécurité des dépendances logicielles."}], "produits": [{"vendor": "Cisco", "product": "Catalyst Sd-wan Manager", "ranges": ["avant 20.9.8.2", "de 20.10 à 20.12.5.3 (exclue)", "de 20.13 à 20.15.4.2 (exclue)", "de 20.16 à 20.18.2.1 (exclue)", "20.12.6"], "first_unaffected": ["20.9.8.2", "20.12.5.3", "20.15.4.2", "20.18.2.1"], "source": "NVD"}, {"vendor": "Cisco", "product": "Cisco Catalyst SD-WAN Manager", "ranges": ["17.2.6", "17.2.7", "17.2.8", "17.2.9", "17.2.10", "17.2.4", "17.2.5", "18.3.1.1", "18.3.3.1", "18.3.3", "18.3.4", "18.3.5", "18.3.7", "18.3.8", "18.3.6.1", "18.3.1", "18.3.0", "18.4.0.1", "18.4.3", "18.4.302"], "first_unaffected": [], "source": "CVE.org"}], "notes_kev": ["https://www.cisa.gov/news-events/directives/ed-26-03-mitigate-vulnerabilities-cisco-sd-wan-systems", "https://www.cisa.gov/news-events/directives/supplemental-direction-ed-26-03-hunt-and-hardening-guidance-cisco-sd-wan-systems", "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v", "https://nvd.nist.gov/vuln/detail/CVE-2026-20133"]}, "consulted_at": "2026-10-07T03:48:37.492923+00:00"}