SB2025092566 - Missing authorization in Cisco ASA and FTD
Published: September 25, 2025
Security Bulletin ID
SB2025092566
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing authorization (CVE-ID: CVE-2025-20362)
CWE-ID: CWE-862 - Missing Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to improper validation of user-supplied input within the VPN Web Server. A remote attacker can send specially crafted HTTP request to a targeted web server on a device and access a restricted URL without authentication.
Note, the vulnerability is being exploited in the wild.
Remediation
Install update from vendor's website.