SB2025081501 - Expected behavior violation in IBM WebSphere Remote Server
Published: August 15, 2025
Security Bulletin ID
SB2025081501
CSH Severity
Medium
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) Expected behavior violation (CVE-ID: CVE-2025-54090)
CWE-ID: CWE-440 - Expected Behavior Violation
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:U/U:Green
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to an error in code that causes the "RewriteCond expr" to be always "true". A remote attacker can bypass implemented security restrictions that rely on regular expressions.
Remediation
Install update from vendor's website.