{"item": {"cve_id": "CVE-2026-20128", "ghsa_id": "", "osv_id": "", "title": "Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability", "description": "A vulnerability in the Data Collection Agent (DCA) feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affected system.\r\n\r\nThis vulnerability is due to the presence of a credential file for the DCA user on an affected system. An attacker could exploit this vulnerability by sending a crafted HTTP request and reading the file that contains the DCA password from that affected system. A successful exploit could allow the attacker to access another affected system and gain DCA user privileges.\r\nNote: Cisco Catalyst SD-WAN Manager releases 20.18 and later are not affected by this vulnerability.", "published_at": "2026-02-25T17:25:30.150", "modified_at": "2026-06-17T10:17:10.543", "vendor": "Cisco", "product": "Catalyst Sd-wan Manager", "affected_versions": ["20.1.12", "19.2.1", "18.4.4", "18.4.5", "20.1.1.1", "20.1.1", "19.3.0", "19.2.2", "19.2.099", "18.3.6", "18.3.7", "19.2.0", "18.3.8", "19.0.0", "19.1.0", "18.4.302", "18.4.303", "19.2.097", "19.2.098", "17.2.10", "18.3.6.1", "19.0.1a", "18.2.0", "18.4.3", "18.4.1", "17.2.8", "18.3.3.1", "18.4.0", "18.3.1", "17.2.6", "17.2.9", "18.3.4", "17.2.5", "18.3.1.1", "18.3.5", "18.4.0.1", "18.3.3", "17.2.7", "18.3.0", "19.2.3", "18.4.501_ES", "20.3.1", "20.1.2", "19.2.929", "19.2.31", "20.3.2", "19.2.32", "20.3.2.1", "20.3.2.1_927", "18.4.6", "20.3.2_928", "20.3.2_929", "20.4.1.0.1", "20.3.2.1_930", "19.2.4", "20.5.0.1.1", "20.4.1.1", "20.3.3", "19.2.4.0.1", "20.3.2_937", "20.5.1", "20.1.3", "20.3.3.0.4", "20.3.3.1.2", "20.3.3.1.1", "20.4.1.2", "20.3.3.0.2", "20.4.1.1.5", "20.4.1.0.02", "20.3.3.1.7", "20.3.3.1.5", "20.5.1.0.1", "20.3.3.1.10", "20.3.3.0.8", "20.4.2", "20.3.4", "20.3.3.0.14", "19.2.4.0.8", "19.2.4.0.9", "20.3.4.0.1", "20.3.2.0.5", "20.5.1.0.2", "20.6.1.1", "20.6.0.18.3", "20.3.2.0.6", "20.6.0.18.4", "20.4.2.0.2", "20.3.3.0.16", "20.6.1.0.1", "20.3.4.0.6", "20.7.1EFT2", "20.3.4.0.9", "20.3.4.0.11", "20.3.3.0.18", "20.6.2.1", "20.3.4.1", "20.4.2.1", "20.4.2.1.1", "20.3.4.1.1", "20.3.813", "20.3.4.0.19", "20.4.2.2.1", "20.5.1.2", "20.3.814", "20.4.2.2", "20.6.2.2", "20.3.4.2.1", "20.3.4.1.2", "20.3.4.0.20", "20.6.2.2.3", "20.4.2.2.2", "20.6.2.0.4", "20.3.4.0.24", "20.6.2.2.7", "20.3.4.2.2", "20.4.2.2.4", "20.3.5.0.8", "20.3.5.0.9", "20.3.5.0.7", "20.6.3.0.2", "20.9.1EFT2", "20.3.6", "20.3.7", "20.4.2.3", "20.3.5.1", "20.3.4.3", "20.3.3.2", "20.3.7.1", "20.3.4.0.25", "20.6.2.2.4", "20.6.1.2", "20.1.3.1", "20.6.5.1.4", "20.3.8", "20.12.501", "26.1.1"], "fixed_versions": [], "cvss_score": 7.5, "cvss_version": "3.1", "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "severity": "HIGH", "epss_score": 0.07064, "epss_percentile": 0.94035, "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-257"], "attack_vector": "LOCAL", "attack_complexity": "HIGH", "privileges_required": "HIGH", "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-2026-20128"], "source_urls": {"NVD": "https://nvd.nist.gov/vuln/detail/CVE-2026-20128", "CVE.org": "https://www.cve.org/CVERecord?id=CVE-2026-20128", "CISA": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20128", "FIRST EPSS": "https://api.first.org/data/v1/epss?cve=CVE-2026-20128"}, "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-2026-20128", "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": "2025-10-08T11:59:15.379Z", "ssvc": {"options": {"Exploitation": "active", "Automatable": "no", "Technical Impact": "total"}, "version": "2.0.3", "timestamp": "2026-02-25T00:00:00+00:00", "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 (exclue)", "20.12.6"], "first_unaffected": ["20.9.8.2", "20.12.5.3", "20.15.4.2", "20.18"], "source": "NVD"}, {"vendor": "Cisco", "product": "Cisco Catalyst SD-WAN Manager", "ranges": ["20.1.12", "19.2.1", "18.4.4", "18.4.5", "20.1.1.1", "20.1.1", "19.3.0", "19.2.2", "19.2.099", "18.3.6", "18.3.7", "19.2.0", "18.3.8", "19.0.0", "19.1.0", "18.4.302", "18.4.303", "19.2.097", "19.2.098", "17.2.10"], "first_unaffected": [], "source": "CVE.org"}], "kev_name": "Cisco Catalyst SD-WAN Manager Storing Passwords in a Recoverable Format Vulnerability", "kev_short_description": "Cisco Catalyst SD-WAN Manager contains a storing passwords in a recoverable format vulnerability that allows an authenticated, local attacker to gain DCA user privileges by accessing a credential file for the DCA user on the filesystem as a low-privileged user.", "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-2026-20128", "kev_cwes": ["CWE-257"], "wordfence_id": "", "mentions_sources": [], "version_match": "unknown", "risk_score": 68, "risk_class": "Important", "impact": {"confidentialite": "élevé", "integrite": "élevé", "disponibilite": "élevé", "summary": "Un attaquant exploitant cette vulnérabilité pourrait, selon les conditions décrites par les sources, nécessite un accès local, avec des privilèges existants, affecter la confidentialité des données, l'intégrité du système et la disponibilité du service.", "basis": "CVSS 3.1"}, "mechanism": "", "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."}, "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": "Faille de sécurité signalée dans Catalyst Sd-wan Manager", "headline_is_derived": false, "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": "20.1.12, 19.2.1, 18.4.4, 18.4.5", "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 : restreindre l'accès à l'appareil", "detail": "L'exploitation demande un accès local à la machine. Limiter qui peut s'y connecter suffit à contenir le risque immédiat.", "duration": "20 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": "20.1.12, 19.2.1, 18.4.4, 18.4.5"}, "severity_display": "Élevée", "cvss_is_legacy": false, "risk_score_computable": true, "identifier": "CVE-2026-20128", "severity_fr": "Élevée", "epss_pct": 7.1, "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-2026-20128"}, {"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-2026-20128"}, {"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-2026-20128"}, {"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-2026-20128"}], "exploit_public": false, "reseau_sans_auth": false, "exposition": "Avec un accès à la machine", "owasp": []}, "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", "source": "Versions publiées comme non concernées"}, {"question": "Comment l'attaquer ?", "ton": "neutre", "reponse": "Avec un accès à la machine", "source": "Vecteur CVSS publié"}, {"question": "Risque d'exploitation", "ton": "vigilance", "reponse": "7,1 % sur 30 jours", "source": "Plus probable que 94 % 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-2026-20128", "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:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "metriques": [{"code": "AV", "nom": "Vecteur d'attaque", "valeur": "Local (accès à la machine)", "brut": "L", "explication": "D'où l'attaquant doit agir."}, {"code": "AC", "nom": "Complexité de l'attaque", "valeur": "Élevée", "brut": "H", "explication": "Conditions hors du contrôle de l'attaquant."}, {"code": "PR", "nom": "Privilèges requis", "valeur": "Élevés (compte administrateur)", "brut": "H", "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": "Modifiée (d'autres composants peuvent être touchés)", "brut": "C", "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:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "specification": "https://www.first.org/cvss/v3.1/specification-document"}, "cvss4": null, "cwe": [{"id": "CWE-257", "nom": "", "url": "https://cwe.mitre.org/data/definitions/257.html"}], "owasp": [], "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": "Total : contrôle complet du composant ou de ses informations", "brut": "total"}], "version": "2.0.3", "date": "2026-02-25", "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": "2026-02-25", "libelle": "Décision SSVC publiée", "qui": "CISA"}, {"date": "2026-04-20", "libelle": "Ajout au catalogue des failles exploitées", "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-2026-20128", "description": "Fiche de référence : CVSS, CPE, références étiquetées."}, {"nom": "CVE.org", "url": "https://www.cve.org/CVERecord?id=CVE-2026-20128", "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-2026-20128", "description": "Entrée du catalogue des failles activement exploitées."}, {"nom": "FIRST EPSS", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-20128", "description": "Score de probabilité d'exploitation du jour."}, {"nom": "OSV.dev", "url": "https://osv.dev/vulnerability/CVE-2026-20128", "description": "Paquets open source concernés et versions corrigées."}, {"nom": "GitHub Advisory Database", "url": "https://github.com/advisories?query=CVE-2026-20128", "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 (exclue)", "20.12.6"], "first_unaffected": ["20.9.8.2", "20.12.5.3", "20.15.4.2", "20.18"], "source": "NVD"}, {"vendor": "Cisco", "product": "Cisco Catalyst SD-WAN Manager", "ranges": ["20.1.12", "19.2.1", "18.4.4", "18.4.5", "20.1.1.1", "20.1.1", "19.3.0", "19.2.2", "19.2.099", "18.3.6", "18.3.7", "19.2.0", "18.3.8", "19.0.0", "19.1.0", "18.4.302", "18.4.303", "19.2.097", "19.2.098", "17.2.10"], "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-2026-20128"]}, "consulted_at": "2026-10-07T08:25:00.091058+00:00"}