PHP Vulnerability on Windows Servers
June 14, 2024
Alert! There’s a PHP vulnerability on Windows servers! Patch immediately! A critical security vulnerability (CVE-2024-4577) was found regarding a PHP vulnerability on Windows servers using Apache and PHP. Details:
  • A critical PHP vulnerability (CVE-2024-4577PHP-CGI OS Command Injection Vulnerability.
  • Exists in versions 8.1.x before 8.1.29, 8.2.x before 8.2.20, and 8.3.x before 8.3.8 on Windows with Apache and PHP-CGI.
What to know:
  • Specific Windows code pages trigger “Best-Fit” character replacement in command lines.
  • The PHP-CGI module misinterprets these characters as PHP options.
  • Attackers can then exploit this to pass options to PHP binary being run, reveal the source code of scripts, run arbitrary PHP code on the server, etc.
Action Items:
  • Update PHP: Ensure all PHP versions on Windows are updated to the latest versions (8.1.29, 8.2.20, 8.3.10.
  • Security Monitoring: Monitor systems for web shell uploads and ransomware deployment attempts, particularly those utilizing the Tell You the Past ransomware.
Don’t let advanced threats compromise your data. CloudJacket offers comprehensive protection for your digital environment, to protect you against threats like these, by using:
  • Advanced threat detection: Immediately identify suspicious activity and prevent attacks.
  • Vulnerability detection: Scans and identifies known vulnerabilities in the operating system and applications installed on endpoints as soon as they are published.
  • Real-time response: Quickly isolate and contain breaches before they spread.
  • Expert guidance: Get the insights you need to reduce your attack surface and maintain a strong security posture.
  • 24/7 SOC monitoring: Extend your security team with 24/7 expert monitoring. Our team safeguards your data and resources around the clock, giving you the peace of mind and expertise you need.
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