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CVE-2021-23180

Published: 3 June 2021

A flaw was found in htmldoc in v1.9.12 and before. Null pointer dereference in file_extension(),in file.c may lead to execute arbitrary code and denial of service.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
htmldoc
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal
Released (1.9.7-1ubuntu0.2)
groovy Ignored
(reached end-of-life)
hirsute
Released (1.9.11-2ubuntu0.1)
impish Not vulnerable
(1.9.11-4)
jammy Not vulnerable
(1.9.11-4)
kinetic Not vulnerable
(1.9.11-4)
trusty Needs triage

upstream
Released (1.9.11-4)
xenial Needs triage

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H