SB2025032116 - URL rewrite bypass in Proofpoint Enterprise Protection
Published: March 21, 2025
Security Bulletin ID
SB2025032116
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) Input validation error (CVE-ID: CVE-2025-0431)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to an error when handling backslah URLs in the rewriting mechanism. A remote attacker can send an email that bypasses implemented URL protections.
Remediation
Install update from vendor's website.