CVE-2025-20362

Sept. 26, 2025, 7:26 p.m.

6.5
Medium

Description

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 unauthenticated, remote attacker to access restricted URL endpoints that are related to remote access VPN that should otherwise be inaccessible without authentication. This vulnerability is due to improper validation of user-supplied input in HTTP(S) requests. An attacker could exploit this vulnerability by sending crafted HTTP requests to a targeted web server on a device. A successful exploit could allow the attacker to access a restricted URL without authentication.

Product(s) Impacted

Vendor Product Versions
Cisco
  • Adaptive Security Appliance Software
  • Firepower Threat Defense
  • *
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-862
Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
o cisco adaptive_security_appliance_software / / / / / / / /
a cisco firepower_threat_defense / / / / / / / /
a cisco firepower_threat_defense / / / / / / / /
a cisco firepower_threat_defense / / / / / / / /
a cisco firepower_threat_defense / / / / / / / /
a cisco firepower_threat_defense / / / / / / / /

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-webvpn-YROOTUW
https://sec.cloudapps.cisco.com/security/center/resources/asa_ftd_continued_attacks

Tags

CWE-862
psirt@cisco.com
2025-09-25
CVE-2025-20362

CVSS Score

6.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: LOW
  • Availability Impact: NONE

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

    View Vector String

Timeline

Published: Sept. 25, 2025, 4:15 p.m.
Last Modified: Sept. 26, 2025, 7:26 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

psirt@cisco.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.