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Vulnerability DatabaseCVE-2024-3209

CVE-2024-3209: 
NixOS vulnerability analysis and mitigation

Overview

A critical heap-based buffer overflow vulnerability (CVE-2024-3209) was discovered in UPX versions up to 4.2.2. The vulnerability affects the get_ne64 function in the file bele.h. The issue was disclosed in April 2024, and the vendor was contacted early about this disclosure but did not respond. The vulnerability has been assigned VDB-259055 as an additional identifier (NVD).

Technical details

The vulnerability is a heap-based buffer overflow that occurs in the get_ne64 function within the bele.h file. It has been rated as critical with a CVSS 3.1 base score of 5.5 (Medium), with the vector string CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L. The vulnerability has been classified under CWE-122 (Heap-based Buffer Overflow) (NVD).

Impact

The vulnerability can lead to heap-based buffer overflow conditions when exploited. This could potentially result in unauthorized access, data manipulation, or system instability. The CVSS scoring indicates potential impacts on confidentiality, integrity, and availability, all rated as Low (NVD).

Mitigation and workarounds

The vulnerability has been fixed in UPX version 4.2.3. Users are advised to upgrade to this version. Fedora has released security updates for versions 38, 39, and 40 to address this vulnerability (Fedora 40, Fedora 39, Fedora 38).

Additional resources

Source: This report was generated using AI

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