329 matches found
CVE-2026-20295 Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Memory Exhaustion Denial of Service Vulnerability
A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resource...
CVE-2026-20295 Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Memory Exhaustion Denial of Service Vulnerability
A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resource...
CVE-2026-20341 Cisco Secure Firewall Management Center Software sftunnel Deserialization Root Command Execution Vulnerability
A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software could allow an authenticated, remote attacker to obtain root privileges. This vulnerability is due to unsecured deserialization of untrusted data over the sftunnel management connection. An attacker...
EUVD-2026-81110
A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software could allow an authenticated, remote attacker to obtain root privileges. This vulnerability is due to unsecured deserialization of untrusted data over the sftunnel management connection. An attacker...
CVE-2026-76420
A vulnerability in the internal configuration of the Apache JServ Protocol AJP connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector...
CVE-2026-76420 Cisco Secure Firewall Management Center Software Impersonated sftunnel Connection Vulnerability
A vulnerability in the internal configuration of the Apache JServ Protocol AJP connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector...
EUVD-2026-80887
A vulnerability in the internal configuration of the Apache JServ Protocol AJP connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector...
CVE-2026-76420
CVE-2026-76420 affects the internal configuration of the Apache JServ Protocol (AJP) connector in Cisco Secure FMC Software . The root cause is incorrect initialization of encryption parameters for the AJP connector at boot time. An unauthenticated, remote attacker can send crafted packets to the...
CVE-2026-76420 Cisco Secure Firewall Management Center Software Impersonated sftunnel Connection Vulnerability
A vulnerability in the internal configuration of the Apache JServ Protocol AJP connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector...
CVE-2026-76420: Improper Authorization
A vulnerability in the internal configuration of the Apache JServ Protocol AJP connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector...
CVE-2026-76413: Improper Restriction of Security Token Assignment
A vulnerability in Cisco Adaptive Security Device Manager ASDM single sign-on SSO handler for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to log in as the Cisco ASDM administrator user. This vulnerability is due to improper management of the Cisco ASDM SSO token. An...
CVE-2026-76412: Undefined Security Weakness
A vulnerability in the remote diagnostics debugger of Cisco Secure FMC Software could allow an authenticated, remote attacker to enable the remote diagnostics debugger service. This vulnerability is due to an error when checking the privilege level of a user who is invoking remote diagnostics. An...
Exploit for Authentication Bypass Using an Alternate Path or Channel in Cisco Secure_Firewall_Management_Center
CVE-2026-20079 Cisco FMC Read-Only Checker A small, deliberat...
Cisco FMC Flaws Exploited to Steal Credentials and Deploy Qilin Ransomware
Cisco has revealed that three distinct threat clusters linked to ransomware and state-sponsored attacks have been exploiting two recently patched Secure Firewall Management Center FMC vulnerabilities. The attacks leverage CVE-2026-20079 CVSS score: 10.0, an authentication bypass vulnerability in...
CISA Flags Exploited Cisco, Citrix, Fortinet Flaws, Sets Sept. 12 Federal Patch Deadline
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Wednesday added three flaws, each impacting Cisco, Citrix, and Fortinet, to its Known Exploited Vulnerabilities KEV catalog, requiring Federal Civilian Executive Branch FCEB agencies to apply the patches by September 12, 2026. The...
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This Metasploit module exploits CVE-2026-20079, an authentication bypass in the web interface of Cisco Secure Firewall Management Center FMC. It upgrades a boot-created machine session, obtains its session-specific action token, writes a Makeself-compatible shell script, and executes the selected...
Active exploitation of Cisco Secure Firewall Management Center vulnerabilities
Cisco Talos is actively tracking the exploitation of two vulnerabilities in Cisco's Secure Firewall Management Center FMC Software. First, CVE-2026-20079 is an authentication bypass vulnerability in unpatched instances of Cisco's Secure FMC Software, which allows an unauthenticated, remote attack...
Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability
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...
VulnCheck KEV: CVE-2026-20079
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...