PT-2021-10668 · Gnu · Gnu Libredwg

Linhlhq · Published 2021-05-17 · Updated 2021-05-24 · CVE-2020-21813

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: GNU LibreDWG version 0.10.2641

Description: A heap-based buffer overflow issue exists in the software. The issue is related to the output TEXT function in the dwg2SVG.c file at line 114.

Recommendations: For GNU LibreDWG version 0.10.2641, consider restricting access to the output TEXT function in the dwg2SVG.c file until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-21813

Affected Products

Gnu Libredwg

References · 6

• 🔥 https://github.com/LibreDWG/libredwg/issues/182#issuecomment-572890969 · Exploit
• https://osv.dev/vulnerability/CVE-2020-21813 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-21813 · Security Note
• http://gnu.com · Vendor Advisory
• https://t.me/cvenotify/14539 · Telegram Post
• http://libredwg.com · Note