Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service Vulnerability

A vulnerability in the certification authentication feature of Internet Key Exchange version 2 IKEv2 for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause an affected device...

Cisco Secure Firewall Management Center Software sftunnel Root Arbitrary Code Execution Vulnerability

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center FMC Software could allow an authenticated, remote attacker to execute arbitrary commands as root. This vulnerability exists because a registered sftunnel peer has incorrect permissions t...

Cisco Secure Firewall Management Center Software Vulnerabilities

Multiple vulnerabilities in Cisco Secure Firewall Management Center FMC Software could allow a remote attacker to gain root access and perform session forgery or session impersonation. For more information about these vulnerabilities, see the Details "details" section of this advisory. Cisco has...

Cisco Secure Firewall Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center Software Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Firewall Adaptive Security Appliance ASA Software, Cisco Secure Firewall Threat Defense FTD Software and Cisco Secure Firewall Management Center FMC Software engineering team has conducted a...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Logging Denial of Service Vulnerability

A vulnerability in the system rate-limiting process for syslog message 419002 of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause high CPU utilization on an affected device...

Cisco Secure Firewall Threat Defense Software TLS 1.3 Denial of Service Vulnerability

A vulnerability in the TLS 1.3 implementation in Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. This vulnerability is due to improper buffer...

Cisco Secure Firewall Management Center Software Java Deserialization Remote Code Execution Vulnerability

A vulnerability in the External Database Access feature of Cisco Secure Firewall Management Center FMC Software could allow an unauthenticated, remote attacker to execute arbitrary commands as root on an affected device. This vulnerability is due to insecure deserialization of a user-supplied Jav...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software for Secure Firewall 3100 and 4200 Series DTLS Denial of Service Vulnerability

A vulnerability in Datagram TLS DTLS message handling of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software for Cisco Secure Firewall 3100 Series and 4200 Series devices could allow an unauthenticated, remote attacker to cause a...

Moderate: Red Hat Security Advisory: firewalld security update

An update for firewalld is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

AlmaLinux 9 : firewalld (ALSA-2026:67585)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:67585 advisory. firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis- authorization CVE-2026-4948 Tenable has extracted the preceding...

PT-2026-93952

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description A logic error in the access control list ACL Object...

Cisco Secure Firewall Management Center CommandSinkRmi Deserialization of Untrusted Data Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco Secure Firewall Management Center. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CommandSinkRmi class. The issue results from the lack of...

PT-2026-93967

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description Improper resource management during the handling of...

PT-2026-93965

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description A logic error in the DNS over TCP implementation occur...

PT-2026-93955

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description An issue in the system rate-limiting process for syslo...

PT-2026-93963

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Management Center FMC Software affected versions not specified Description A flaw in the External Database Access feature allows an unauthenticated remote attacker to execute arbitrary commands with root privileges. The...

PT-2026-94024

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description A logic error in the access control list ACL Object...

PT-2026-93983

Name of the Vulnerable Software and Affected Versions Cisco Secure Adaptive Security Appliance Software affected versions not specified Cisco Secure Firewall Threat Defense Software affected versions not specified Cisco Secure Firewall Management Center Software affected versions not specified...

PT-2026-93980

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Management Center FMC Software affected versions not specified Description A flaw in the sftunnel inter-device communication protocol allows an authenticated remote attacker to execute arbitrary commands with root...

PT-2026-93960

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software affected versions not specified Cisco Secure Firewall Threat Defense FTD Software affected versions not specified Description An issue in the EIGRP implementation allows an...