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CVE-2018-19826

Published: 3 December 2018

** DISPUTED ** In inspect.cpp in LibSass 3.5.5, a high memory footprint caused by an endless loop (containing a Sass::Inspect::operator()(Sass::String_Quoted*) stack frame) may cause a Denial of Service via crafted sass input files with stray '&' or '/' characters. NOTE: Upstream comments indicate this issue is closed as "won't fix" and "works as intended" by design.

Notes

AuthorNote
pfsmorigo
upstream comment: "won't fix" / "works as intended" ("by design").

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libsass
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(disputed)
cosmic Ignored
(end of life)
disco Not vulnerable
(disputed)
trusty Does not exist

upstream Not vulnerable
(disputed)
xenial Not vulnerable
(disputed)

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