CVE-2026-20079
Cisco Secure Firewall Management Center Authentication Bypass Remote Code Execution Vulnerability
En bref
- Source
- NVD
- EPSS
- EPSS 88.47 % · centile 100 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- cisco
- Statut NVD
- Analyzed
Description
A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system. This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device.
Faiblesses (CWE)
- CWE-288 — Contournement d'authentification par un canal ou un chemin alternatif
Références
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2
- https://blog.talosintelligence.com/fmc-ongoing-exploitation/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20079
- http://seclists.org/fulldisclosure/2026/Aug/80
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H | cisco |
| CVSS 3.1 | CRITICAL 10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H | NVD · psirt@cisco.com (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2026-9438
- GCVE · GCVE-0-2026-20079
Avis du CERT-FR
- CERTFR-2026-AVI-0242 — Multiples vulnérabilités dans les produits Cisco · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.3:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.4:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.5:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.2:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.3:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.7:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.8:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.8.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.0.9:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.2:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.3:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.2:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.2:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.6:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.7:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.8:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.8.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.9:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10.1:*:*:*:*:*:*:*cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10.2:*:*:*:*:*:*:*- +32 autres
Produits affectés
| Produit | Versions |
|---|---|
| Cisco · Cisco Secure Firewall Management Center (FMC) | affected 7.0.0 ; affected 7.0.0.1 ; affected 7.0.1 ; affected 7.1.0 ; affected 7.0.1.1 ; affected 7.1.0.1 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| CISA Known Exploited Vulnerabilities | CC0 1.0 |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |