Check out the latest from GreyNoise Labs as we examine the technical details of CVE-2024-4577, a serious remote code execution vulnerability in PHP affecting Windows deployments. Discovered by DEVCORE and demonstrated by watchTowr, this vulnerability exploits a 'best-fit' Unicode processing behavior in Windows. This allows attackers to inject command-line arguments via HTTP requests.
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Detailed examples of payloads observed in the wild to achieve remote code execution are included, showcasing how attackers exploit the vulnerability in the real world. These payloads range from simple PHP code snippets to more complex scripts that download and execute malicious binaries.
Check out the detailed post here for a deeper dive into the technical details and the full range of payloads.
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