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Vulnerability DatabaseCVE-2020-21831
CVE-2020-21831:
NixOS vulnerability analysis and mitigation
Overview
A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10 via read2004section_handles ../../src/decode.c:2637. The vulnerability was discovered and reported in early 2020 (NVD, Debian Tracker).
Technical details
The vulnerability is classified as a heap-based buffer overflow, which occurs in the read2004section_handles function located at ../../src/decode.c:2637. The CVSS v3.1 base score is 8.8 HIGH with vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. This indicates a high severity vulnerability with network attack vector, low attack complexity, no privileges required, and user interaction required (NVD).
Impact
If successfully exploited, this vulnerability can lead to high impacts on confidentiality, integrity, and availability of the affected system. The high CVSS score of 8.8 indicates that successful exploitation could result in significant compromise of the system's security (NVD).
Mitigation and workarounds
Users should upgrade to a version newer than GNU LibreDWG 0.10. The vulnerability has been addressed in subsequent releases (NVD).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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