Cisco Firepower Threat Defense Software vulnerabilities

CVE-2020-3179 [HIGH] CWE-415 CVE-2020-3179: A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation feature of Cisco Fir A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a memory handling error when GRE over IPv6 traffic is processed. An attack

CVE-2020-3317 [HIGH] CWE-20 CVE-2020-3317: A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defense (FTD) Software cou A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the ssl_inspection component. An attacker could exploit this vulnerability by sending a malformed TLS packet through a Cisco

CVE-2022-20946 [HIGH] CWE-122 CVE-2022-20946: A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation feature of Cisco Fir A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to a memory handling error that occurs when GRE traffic is processed. An a

CVE-2022-20854 [HIGH] CWE-400 CVE-2022-20854: A vulnerability in the processing of SSH connections of Cisco Firepower Management Center (FMC) and A vulnerability in the processing of SSH connections of Cisco Firepower Management Center (FMC) and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper error handling when an SSH session fails to be establi

CVE-2019-12674 [HIGH] CWE-216 CVE-2019-12674: Multiple vulnerabilities in the multi-instance feature of Cisco Firepower Threat Defense (FTD) Softw Multiple vulnerabilities in the multi-instance feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to escape the container for their FTD instance and execute commands with root privileges in the host namespace. These vulnerabilities are due to insufficient protections on the underlying filesystem. An a

CVE-2021-34752 [MEDIUM] CWE-20 CVE-2021-34752: A vulnerability in the CLI of Cisco FTD Software could allow an authenticated, local attacker w A vulnerability in the CLI of Cisco FTD Software could allow an authenticated, local attacker with administrative privileges to execute arbitrary commands with root privileges on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user-supplied command arguments. An attacker could exploit th

CVE-2025-20268 [MEDIUM] CWE-229 CVE-2025-20268: A vulnerability in the Geolocation-Based Remote Access (RA) VPN feature of Cisco Secure Firewall Thr A vulnerability in the Geolocation-Based Remote Access (RA) VPN feature of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured policies to allow or deny HTTP connections based on a country or region. This vulnerability exists because the URL string is not fully parsed. An attacker

CVE-2019-1696 [HIGH] CWE-400 CVE-2019-1696: Multiple vulnerabilities in the Server Message Block (SMB) Protocol preprocessor detection engine fo Multiple vulnerabilities in the Server Message Block (SMB) Protocol preprocessor detection engine for Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, adjacent or remote attacker to cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

CVE-2022-20922 [MEDIUM] CWE-244 CVE-2022-20922: Multiple vulnerabilities in the Server Message Block Version 2 (SMB2) processor of the Snort detecti Multiple vulnerabilities in the Server Message Block Version 2 (SMB2) processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service (DoS) condition on an affected device. These vulnerabilities are due to improper management of system r

CVE-2025-20220 [MEDIUM] CWE-78 CVE-2025-20220: A vulnerability in the CLI of Cisco Secure Firewall Management Center (FMC) Software and Cisco Secur A vulnerability in the CLI of Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. This vulnerability is due to improper input validation for specific CLI commands. An attacke

CVE-2025-20237 [MEDIUM] CWE-146 CVE-2025-20237: A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system with root-level privileges. To exploit this vulnerability, the attacker must have valid administrativ

CVE-2025-20238 [MEDIUM] CWE-1244 CVE-2025-20238: A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system with root-level privileges. To exploit this vulnerability, the attacker must have valid administrati

CVE-2019-1693 [MEDIUM] CWE-399 CVE-2019-1693: A vulnerability in the WebVPN service of Cisco Adaptive Security Appliance (ASA) Software and Cisco A vulnerability in the WebVPN service of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper management of authenticated sessions in the WebVPN portal. An a

CVE-2021-1489 [MEDIUM] CWE-400 CVE-2021-1489: A vulnerability in filesystem usage management for Cisco Firepower Device Manager (FDM) Software cou A vulnerability in filesystem usage management for Cisco Firepower Device Manager (FDM) Software could allow an authenticated, remote attacker to exhaust filesystem resources, resulting in a denial of service (DoS) condition on an affected device. This vulnerability is due to the insufficient management of available filesystem resources. An attacker c

CVE-2022-20924 [MEDIUM] CWE-703 CVE-2022-20924: A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco Adaptive Security A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An

CVE-2022-20934 [MEDIUM] CWE-77 CVE-2022-20934: A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software and Cisco FXOS Software A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software and Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. This vulnerability is due to improper input validation for specific CLI commands. An attacker could exploit this vulnerability by inje

CVE-2024-20485 [MEDIUM] CWE-94 CVE-2024-20485: A vulnerability in the VPN web server of Cisco Adaptive Security Appliance (ASA) Software and Cisco A vulnerability in the VPN web server of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary code with root-level privileges. Administrator-level privileges are required to exploit this vulnerability. This vulnerability is due to improper v

CVE-2020-3299 [MEDIUM] CWE-693 CVE-2020-3299: Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could all Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker could exploit this vulnerability by sending crafted HTTP

CVE-2021-1494 [MEDIUM] CWE-693 CVE-2021-1494: Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could all Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. The vulnerability is due to incorrect handling of specific HTTP header parameters. An attacker could exploit this vulnerability by sending crafted HTTP packets through a

CVE-2023-20256 [MEDIUM] CWE-290 CVE-2023-20256: Multiple vulnerabilities in the per-user-override feature of Cisco Adaptive Security Appliance (ASA) Multiple vulnerabilities in the per-user-override feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass a configured access control list (ACL) and allow traffic that should be denied to flow through an affected device. These vulnerabilit