Cisco Meraki 16.2 / 17 / 18.1 < 18.107.12 / 18.2 < 18.211.2 Multiple Vulnerabilities (cisco-sa-meraki-mx-vpn-dos-QTRHzG2)

The version of the remote Cisco Meraki device is 16.2, 17, 18.1 prior to 18.107.12, or 18.2 prior to 18.211.2. It is, therefore, potentially affected by multiple vulnerabilities as referenced in the cisco-sa-meraki-mx-vpn-dos-QTRHzG2 advisory, including: - Multiple vulnerabilities in the Cisco...

Cisco Meraki 16.2 / 17 / 18.1 < 18.107.12 / 18.2 < 18.211.4 / 19.1 < 19.1.4 DoS (cisco-sa-meraki-mx-vpn-dos-vNRpDvfb)

The version of the remote Cisco Meraki device is 16.2, 17, 18.1 prior to 18.107.12, 18.2 prior to 18.211.4, or 19.1 prior to 19.1.4. It is, therefore, potentially affected by a denial of service vulnerability as referenced in the cisco-sa-meraki-mx-vpn-dos-vNRpDvfb advisory: - A vulnerability in...

CVE-2025-20271

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition in the Cisco AnyConnect service on an affected device. This vulnerability is due to...

The vulnerability of the Cisco AnyConnect VPN server in the microprogramming software for Cisco Meraki MX and Cisco Meraki Z series network devices, known as Teleworker Gateway, allows a intruder to cause a service failure.

The vulnerability of the Cisco AnyConnect VPN server in the microprogramming software for Cisco Meraki MX and Cisco Meraki Z series Teleworker Gateways is related to an uncontrolled resource consumption. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

The vulnerability of the Cisco AnyConnect VPN server in the microprogramming software for Cisco Meraki MX and Cisco Meraki Z series network devices, known as Teleworker Gateway, allows a intruder to cause a service failure.

The vulnerability of the Cisco AnyConnect VPN server of the microsoftware for Cisco Meraki MX and Cisco Meraki Z series Teleworker Gateways is related to the use of an uninitialized variable during the establishment of an SSL VPN session. Exploiting this vulnerability can allow a malicious actor ...

The vulnerability of the Cisco AnyConnect server and the Cisco Meraki MX and Cisco Meraki ZTeleworker Gateway network devices allows a perpetrator to trigger a device reboot or cause a service failure.

The vulnerability of the Cisco AnyConnect server and the Cisco Meraki MX and Cisco Meraki Z teleworker gateway devices is related to an uncontrolled consumption of resources. Exploiting this vulnerability could allow a malicious actor to trigger a device reboot or cause a service failure...

Vulnerability fixed in Cisco AnyConnect VPN for Meraki MX and Z

Cisco has fixed a vulnerability in the Cisco AnyConnect VPN server on Cisco Meraki MX and Z Series devices. The vulnerability is in how the Cisco AnyConnect VPN server initializes variables during the establishment of SSL VPN sessions. Unauthenticated remote attackers can exploit this...

CVE-2025-20271

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition in the Cisco AnyConnect service on an affected device. This vulnerability is due to...

CVE-2025-20271 Cisco Meraki MX and Z Series AnyConnect VPN with Client Certificate Authentication Denial of Service Vulnerability

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition in the Cisco AnyConnect service on an affected device. This vulnerability is due to...

CVE-2025-20271 Cisco Meraki MX and Z Series AnyConnect VPN with Client Certificate Authentication Denial of Service Vulnerability

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition in the Cisco AnyConnect service on an affected device. This vulnerability is due to...

CVE-2025-20271

CVE-2025-20271 describes a DoS vulnerability in the Cisco AnyConnect VPN server used by Cisco Meraki MX and Z Series Teleworker Gateway devices. The issue stems from variable initialization errors during SSL VPN session establishment, allowing an unauthenticated remote attacker to restart the Cis...

Cisco Meraki MX and Z Series AnyConnect VPN with Client Certificate Authentication Denial of Service Vulnerability

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition in the Cisco AnyConnect service on an affected device. This vulnerability is due to...

PT-2025-26180 · Cisco · Cisco Meraki Z Series +2

Name of the Vulnerable Software and Affected Versions: Cisco Meraki MX Firmware affected versions not specified Cisco Meraki Z Series Teleworker Gateway devices affected versions not specified Description: A vulnerability in the Cisco AnyConnect VPN server could allow an unauthenticated, remote...

The vulnerability of the Cisco AnyConnect server and the Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway network devices allows a perpetrator to cause service interruptions.

The vulnerability of the Cisco AnyConnect server and the Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway network devices is related to the use of an uninitialized variable. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

CVE-2024-20500

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition in the AnyConnect service on an affected device. This vulnerability is due to insufficient resource...

CVE-2024-20513

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition for targeted users of the AnyConnect service on an affected device. This vulnerability is due to...

CVE-2024-20502

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to insufficient resource management while establishi...

CVE-2024-20509

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to hijack an AnyConnect VPN session or cause a denial of service DoS condition for individual users of the AnyConnect VPN...

CVE-2024-20299

A vulnerability in the AnyConnect firewall for 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 have been denied to flow throu...

CVE-2024-20297

A vulnerability in the AnyConnect firewall for 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 have been denied to flow throu...