Navigation
← Menace / CVE-2026-20079
CVE-2026-20079 Critique

Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability.

Cisco · Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewall Management

Exploitabilité (EPSS)
88.5 %
percentile mondial 100
Sévérité (CVSS)
10
CVSS v3.1
Ajoutée au KEV
09 sept. 2026
échéance CISA · 12 sept. 2026
Description

Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management contain an authentication Bypass using an alternate path or channel vulnerability that 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.

Action requise (CISA)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Familles de faiblesses
CWE-288 · CWE-288
Signal de priorisation (d’inspiration SSVC)
Agir en priorité
Exploitation
Active (catalogue KEV)
Automatisable
Oui
Impact technique
Total

Une orientation, pas une décision : le 4ᵉ facteur SSVC (impact mission/société) dépend du contexte de votre organisation. Méthode ↗

Autres vulnérabilités exploitées · Cisco
CVE-2021-1498 100% CVE-2020-3452 100% CVE-2021-1497 100% CVE-2018-0296 100% CVE-2019-1653 100% CVE-2023-20198 100%
NVD ↗ CVE.org ↗ CISA KEV ↗