CVE-2025-20362

Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362. This attack can cause unpatched devices to unexpectedly reload, leading to denial...

CVE-2025-20362

Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362. This attack can cause unpatched devices to unexpectedly reload, leading to denial...

CVE-2025-20362

CVE-2025-20362 affects Cisco Secure Firewall ASA/FTD VPN web server. Root cause: improper validation of user-supplied input in HTTP(S) requests, allowing an unauthenticated remote attacker to access restricted VPN-related URL endpoints. Impact: potential DoS via unexpected reloads (and in some re...

CVE-2025-20362

Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362. This attack can cause unpatched devices to unexpectedly reload, leading to denial...

CVE-2025-20333

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 authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper...

CVE-2025-20333

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 authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper...

CVE-2025-20333

CVE-2025-20333 affects Cisco Secure Firewall ASA/FTD VPN web server. The issue stems from improper validation of HTTP(S) input in VPN requests, allowing an authenticated remote attacker with VPN credentials to execute arbitrary code as root and potentially fully compromise the device. A related v...

CVE-2025-20333

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 authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper...

Cisco Secure Firewall Adaptive Security Appliance Software and Secure Firewall Threat Defense Software VPN Web Server Unauthorized Access Vulnerability

Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362. This attack can cause unpatched devices to unexpectedly reload, leading to denial...

PT-2025-39442

Name of the Vulnerable Software and Affected Versions Wavlink NU516U1 affected versions not specified Description A flaw exists in the Wavlink NU516U1 device. The issue is related to the manipulation of the remoteManagementEnabled argument within the sub 401B30 function of the /cgi-bin/firewall.c...

Cisco多款产品 安全漏洞

Cisco IOS and others are products of Cisco USA.Cisco IOS is a set of operating systems developed for its network devices.Cisco IOS XR is a set of operating systems developed for its network devices.Cisco IOS XE is an operating system. A security vulnerability exists in various Cisco products that...

Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞

Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense are both products of Cisco, Inc.Cisco Secure Firewall Adaptive Cisco Secure Firewall Adaptive Security Appliance is an enterprise-class firewall software.Cisco Secure Firewall Threat Defense is an integrate...

PT-2025-39420

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA affected versions not specified Cisco Secure Firewall Threat Defense FTD affected versions not specified Description A buffer overflow issue exists in the VPN web server of Cisco Secure...

PT-2025-39422

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA Software Cisco Secure Firewall Threat Defense FTD Software Cisco IOS Software Cisco IOS XE Software Cisco IOS XR Software Description A flaw exists in the web services of the listed Cisco...

PT-2025-39421

Name of the Vulnerable Software and Affected Versions Cisco Adaptive Security Appliance ASA affected versions not specified Cisco Firepower Threat Defense FTD affected versions not specified Description A missing authorization issue in the VPN web server of Cisco ASA and FTD allows an...

Cisco Secure Firewall Adaptive Security (ASA) Appliance and Secure Firewall Threat Defense (FTD) Missing Authorization Vulnerability

Cisco Secure Firewall Adaptive Security ASA Appliance and Secure Firewall Threat Defense FTD Software VPN Web Server contain a missing authorization vulnerability. This vulnerability could be chained with CVE-2025-20333...

Configure Proper Policies for INPUT of iptables

The INPUT chain is used to filter packets received from external systems. For any service provided for external systems, configure the corresponding INPUT policy and enable the related port so that external clients can access the service through the port. If the policy is not set, all packets tha...

Configure Proper Policies for OUTPUT of iptables

There are two occasions in which a server sends outgoing packets: 1. The local host process proactively connects to an external server, for example, performing an HTTP access, or sending data to a log server. 2. The local host responds to the external access to the local services. If no policy is...

PT-2025-39432

Name of the Vulnerable Software and Affected Versions Wavlink NU516U1 M16U1 V240425 Description A flaw exists that allows for remote command injection. The issue is located in the sub 401778 function within the /cgi-bin/firewall.cgi file. Manipulation of the dmz flag argument can trigger the flaw...

Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow Vulnerability

Cisco Secure Firewall Adaptive Security ASA Appliance and Secure Firewall Threat Defense FTD Software VPN Web Server contain a buffer overflow vulnerability that allows for remote code execution. This vulnerability could be chained with CVE-2025-20362...