CVEvulnerability
CVE-2018-19837
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-12-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 6.5 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-400
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.
Affected configurations
• sass-lang libsass (< 3.5.5)
Related
Weakness · CWE (1)
- CWE-400 Uncontrolled Resource Consumption weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html lists.opensuse.org
- https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f Exploit, Third Party Advisory
- https://github.com/sass/libsass/issues/2659 Patch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html lists.opensuse.org
- https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f Exploit, Third Party Advisory
- https://github.com/sass/libsass/issues/2659 Patch, Vendor Advisory