PT-2020-10867 · Gnu · Gnu Libredwg

Skyvast404 · Published 2020-07-16 · Updated 2020-07-22 · CVE-2019-20909

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GNU LibreDWG versions through 0.9.3

Description An issue was discovered in GNU LibreDWG. There is a NULL pointer dereference in the function dwg encode LWPOLYLINE in dwg.spec.

Recommendations For GNU LibreDWG versions through 0.9.3, consider disabling the dwg encode LWPOLYLINE function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2019-20909

Affected Products

Gnu Libredwg

References · 5

• 🔥 https://github.com/LibreDWG/libredwg/issues/178 · Exploit
• https://github.com/LibreDWG/libredwg/commit/d7913b893bfa98fab27f05825dc4cab2d3a20c83 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2019-20909 · Security Note
• https://osv.dev/vulnerability/CVE-2019-20909 · Vendor Advisory
• https://t.me/cibsecurity/13517 · Telegram Post