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Part of a story covered by 6 sources: “Cisco September 2026 Hardening Release Fixes Actively Exploited Secure Firewall ASA, FTD, and FMC Vulnerabilities” — merged summary and timeline →

Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Vulnerabilities

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AI summary · glm-5.3-flash

Cisco fixed sftunnel flaws in Secure Firewall Management Center and Threat Defense allowing unauthenticated authentication bypass or denial of service.

Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) and Secure Firewall Threat Defense (FTD) software could allow an unauthenticated attacker to bypass sftunnel authentication or mount a sftunnel denial-of-service attack. Cisco has released software updates addressing these vulnerabilities. No workarounds are available. The advisory is part of a grouped Cisco release.

  • Unauthenticated sftunnel authentication bypass affects FMC and FTD
  • sftunnel denial-of-service variant also patched
  • Fixes released; no workarounds available
Full article

Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated attacker to perform an sftunnel authentication bypass or sftunnel denial of service (DoS) attack. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmcftd-sftun-multivulns-WGVHOrN3 This advisory is part of a group of…

This source does not provide full text. Read it at sec.cloudapps.cisco.com.