CVE-2020-21840 Information

Description

A heap based buffer overflow vulnerability exits in GNU LibreDWG 0.10 via bit_search_sentinel ../../src/bits.c:1985.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://libredwg.com https://github.com/LibreDWG/libredwg/issues/188#issuecomment-574493513 http://gnu.com

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8