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Threat intelligence report analyzing the xz-utils backdoor vulnerability (CVE-2024-3094)

介绍

# Threat Intelligence Report: CVE-2024-3094 – XZ Utils Backdoor

This repository contains a threat intelligence report analyzing **CVE-2024-3094**, a high-profile backdoor vulnerability discovered in the `xz-utils` compression tool in 2024.


CVE-2024-3094 is a severe supply chain compromise where a malicious backdoor was inserted into the `xz` compression library, affecting certain versions (5.6.0 and 5.6.1). The backdoor allowed remote code execution in SSH authentication via `systemd`, posing a critical risk to Linux systems.


- **Vulnerability ID**: CVE-2024-3094
- **Severity**: Critical (CVSS: 10.0)
- **Affected Software**: xz-utils 5.6.0 and 5.6.1
- **Exploitation Method**: Backdoor via tampered build scripts
- **Discovery**: March 2024 by Andres Freund
- **Impact**: Remote code execution, privilege escalation, supply chain compromise


- `threat-intel-cve-2024-3094.pdf`: Full PDF report with technical analysis, timeline, indicators of compromise, and detection guidance.


- Immediately downgrade to a non-compromised version (5.4.x)
- Validate your software supply chain
- Monitor for unusual activity in SSH authentication
- Apply YARA or Sigma rules targeting malicious behavior patterns


Written by Owais Sarwar
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文件快照

 [4.0K]  /data/pocs/0634ebaf341da5fd4080b79a1dd648a2f7209938
├── [1.6K]  CVE-2024-3094-xz-backdoor.md
├── [ 282]  indicators-of-compromise.txt.
└── [1.2K]  README.md

0 directories, 3 files

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