CVE-2018-19837
MEDIUMlibsass < 3.5.5 - Denial of Service via Modulo Operator Parsing
Title source: llmDescription
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 (5)
Core 5
Core References
Patch, Vendor Advisory x_refsource_misc
https://github.com/sass/libsass/issues/2659
Exploit, Third Party Advisory x_refsource_misc
https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
Scores
CVSS v3
6.5
EPSS
0.0181
EPSS Percentile
75.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-400
Status
published
Products (1)
sass-lang/libsass
< 3.5.5
Published
Dec 04, 2018
Tracked Since
Feb 18, 2026