EudorIACyber Intelligence
Operational monitoring Newsletter IT EN
← Back to intelligence
Technical advisory

Cisco security advisory (AV26-197) – Update 3

Official source
EudorIA operational summary

What it means

Priority 95/100

Cisco ha rilasciato un aggiornamento di sicurezza (AV26-197) per diversi prodotti, tra cui Firewall Management Center, Adaptive Security Appliance e Threat Defense. Due vulnerabilità, CVE-2026-20131 e CVE-2026-20079, sono state riconosciute come sfruttate attivamente. Le vulnerabilità interessano prodotti Cisco e richiedono aggiornamenti urgenti.

Why it matters

Le PMI italiane che utilizzano prodotti Cisco potrebbero essere esposte a attacchi di DoS e esecuzione di codice remoto. L'aggiornamento è fondamentale per ridurre il rischio di interruzioni e compromissioni della rete.

Potential operational benefits

  • Riduzione della superficie esposta alle minacce
  • Miglioramento della resilienza contro attacchi di DoS e esecuzione di codice
  • Aumento della visibilità e del controllo sul traffico di rete
Indications to confirm against the customer's technical and organisational perimeter.
Relevant controlsPatch managementFirewall NGFW / IPSMonitoraggio / SIEMSegmentazione di reteMFA / Identità
AudienceITSOCCISO
Information centre

Translation in progress

Canadian Centre for Cyber Security

The official content is available in the original language. The Italian version will be published once automated checks are complete.

Text acquired from the source

Serial number: AV26-197 Date: March 5, 2026 Updated: September 9, 2026 On March 4, 2026, Cisco published security advisories to address vulnerabilities in the following products. Included were critical updates for the following: Cisco Security Cloud Control (SCC) Firewall Management – all versions Cisco Secure Firewall Management Center (FMC) – all versions Cisco Secure Firewall Adaptive Security Appliance (ASA) – versions prior to 9.20.4.14 Cisco Secure Firewall Threat Defense (FTD) – all versions Update 1 On March 18, 2026, Cisco stated that CVE-2026-20131 is being actively exploited. Update 2 On March 19, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-20131 to their Known Exploited Vulnerabilities (KEV) Database. Update 3 On September 9, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-20079 to their Known Exploited Vulnerabilities (KEV) Database. The Cyber Centre encourages users and administrators to review the provided web links, perform the suggested recommendations, and apply the necessary updates when available. Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability Cisco Secure Firewall Management Center Software Remote Code Execution Vulnerability Cisco Secure Firewall Adaptive Security Appliance Software TCP Flood Denial of Service Vulnerability Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IPsec Denial of Service Vulnerability Cisco Security Advisories CISA KEV: CVE-2026-20131 CISA KEV: CVE-2026-20079

Source
Canadian Centre for Cyber Security (Canada)
Publishing entity
Canadian Centre for Cyber Security
Entity type
National CSIRT
Area
North America · CA
Original language
en · translation in preparation
Publication
09/09/2026 22:04
MITRE ATT&CK
T1562, T1562.001
CVE
CVE-2026-20131, CVE-2026-20079
Classification
Critical
Stated country
CA
Technical scope

Affected products and versions

Verification in progress
Information not yet acquired.

The collector will check NVD and the available official vendor advisories.

Open the original source