SB2025050203 - Privilege escalation in Webmin
Published: May 2, 2025
Security Bulletin ID
SB2025050203
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) CRLF injection (CVE-ID: CVE-2025-2774)
CWE-ID: CWE-93 - Improper Neutralization of CRLF Sequences ('CRLF Injection')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of attacker-supplied data when handling CGI requests. A remote authenticated user can pass specially crafted data to the application containing CR-LF characters and escalate privileges on the system.
Remediation
Install update from vendor's website.