CVE-2024-3094

CVE Published 2024-03-29
Related CWE(s) CWE-506: Embedded Malicious Code
Related Vendor(s) tukaani
Related Product(s) xz
CVSS 3 Base Score 10.0 (CRITICAL)
CVSS 3 Attack Complexity LOW
CVSS 3 Attack Vector NETWORK

Malicious code was discovered in the upstream tarballs of xz, starting with version 5.6.0. Through a series of complex obfuscations, the liblzma build process extracts a prebuilt object file from a disguised test file existing in the source code, which is then used to modify specific functions in the liblzma code. This results in a modified liblzma library that can be used by any software linked against this library, intercepting and modifying the data interaction with this library.

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Threat Reports Related to CVE-2024-3094

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Alert: CVE-2024-3094, a serious backdoor in XZ Utils, permits RCE

This alert from Vulcan's Voyager18 team outlines a potential supply chain attack against the XZ Utils package for multiple Linux distributions. ...

Associated CAPEC Patterns

References