SB2025032116 - URL rewrite bypass in Proofpoint Enterprise Protection



SB2025032116 - URL rewrite bypass in Proofpoint Enterprise Protection

Published: March 21, 2025

Security Bulletin ID SB2025032116
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2025-0431)

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.