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CVE-2019-18798

Published: 6 November 2019

LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libsass
Launchpad, Ubuntu, Debian
kinetic Ignored
(end of life, was needs-triage)
hirsute Ignored
(end of life)
jammy Needs triage

impish Ignored
(end of life)
bionic Not vulnerable
(code not present)
disco Not vulnerable
(code not present)
eoan Not vulnerable
(code not present)
focal Needs triage

groovy Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code not present)
mantic Needs triage

lunar Ignored
(end of life, was needs-triage)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H