CVE-2018-19837

medium

Description

In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) inside eval.cpp allows attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, because of certain incorrect parsing of '%' as a modulo operator in parser.cpp.

References

https://github.com/sass/libsass/issues/2659

https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html

Details

Source: Mitre, NVD

Published: 2018-12-04

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 6.5

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

Severity: Medium