PHP-CGI OS Command Injection Vulnerability (CVE-2024-4577)
Severity: critical · Patch status: patched · Since 2024-06-12 · CVE-2024-4577
PHP, specifically Windows-based PHP used in CGI mode, contains an OS command injection vulnerability that allows for arbitrary code execution. This vulnerability is a patch bypass for CVE-2012-1823. CISA added CVE-2024-4577 to its Known Exploited Vulnerabilities catalog on Jun 12, 2024, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Jul 3, 2024 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch