NVD - CVE-2025-20212
Apr 2, 2025 · A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series devices could allow an authenticated, remote attacker to cause a denial of service (DoS) …
Cisco Secure Firewall Adaptive Security Appliance Software ...
Nov 6, 2025 · A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an …
Cisco AnyConnect VPN Server Vulnerability Let Attackers ...
Jun 19, 2025 · A critical security vulnerability affecting Cisco Meraki MX and Z Series devices could allow unauthenticated attackers to launch denial of service (DoS) attacks against AnyConnect VPN …
Cisco Firewall and VPN Zero Day Attacks: CVE-2025-20333 and ...
Sep 26, 2025 · These three vulnerabilities are tracked as CVE-2025-20333, CVE-2025-20362, and CVE-2025-20363. The sophisticated state-sponsored campaign has been actively exploiting these …
CVE-2025-20271 : A vulnerability in the Cisco AnyConnect VPN ...
Jun 18, 2025 · A sustained attack could prevent new SSL VPN connections from being established, effectively making the Cisco AnyConnect VPN service unavailable for all legitimate users.
Cisco Patches High-Severity Vulnerabilities in VPN Product
Mar 7, 2024 · Cisco on Wednesday announced patches for two high-severity vulnerabilities in Secure Client, the enterprise VPN application that also incorporates security and monitoring capabilities.
NVD - CVE-2023-20269
Oct 21, 2025 · To successfully establish a remote access VPN session, valid credentials are required, including a valid second factor if multi-factor authentication (MFA) is configured. Cisco will release …