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CVE-2026-76418 Élevée

Cisco Secure Firewall ASA Software and Cisco Secure FTD Software Unchecked Return Value to NULL Pointer Dereference Vulnerability.

Cisco · Secure Firewall ASA Software and Cisco Secure FTD Software

Exploitabilité (EPSS)
0.6 %
percentile mondial 47
Sévérité (CVSS)
8.6
CVSS v3.1
Ajoutée au KEV
29 oct. 2026
échéance CISA · 01 nov. 2026
Description

Cisco Secure Firewall ASA Software and Cisco Secure FTD Software contains an unchecked return value to NULL pointer dereference vulnerability that could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition.

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-690 · CWE-690
Signal de priorisation (d’inspiration SSVC)
Examiner rapidement
Exploitation
Active (catalogue KEV)
Automatisable
Oui
Impact technique
Partiel

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

Suivi CERT-FR (ANSSI)
Vulnérabilité dans les produits Cisco (29 octobre 2026) CERTFR-2026-AVI-1412
Mentions dans la veille (1)
🚨 CVE-2026-76418A vulnerability in the Remote Access SSL VPN service of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software an... @cveNotify
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%
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