PT-2023-25505 · Libredwg · Libredwg

Kdsjzho · Published 2023-06-23 · Updated 2025-03-14 · CVE-2023-36271

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions LibreDWG version 0.12.5

Description A heap buffer overflow issue was discovered in the bit wcs2nlen function located at bits.c. This issue can potentially be exploited.

Recommendations For LibreDWG version 0.12.5, at the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider disabling the bit wcs2nlen function until a patch is available.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2023-2073

CVE-2023-36271

OPENSUSE-SU-2023:0201-1

OPENSUSE-SU-2024:13051-1

Affected Products

Libredwg

References · 31

• 🔥 https://github.com/LibreDWG/libredwg/issues/681#BUG2 · Exploit
• https://github.com/LibreDWG/libredwg/commit/c1ed1d91e28a6ddc7a9b5479d4795d58fb6be0ca · Patch
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36274 · Security Note
• https://errata.altlinux.org/ALT-PU-2023-2073 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36271 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2023:0201-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-36271 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36271 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36272 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25222 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36273 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:13051-1 · Vendor Advisory
• https://github.com/LibreDWG/libredwg/issues/677#BUG1 · Note
• https://github.com/LibreDWG/libredwg/blob/0.10/src/bits.c#L1677C11-L1683C17 · Note
• https://github.com/LibreDWG/libredwg/issues/615 · Note