6.5

CVE-2018-19837

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Sass-lang ≫ Libsass Version < 3.5.5
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.81% 0.757
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f
Third Party Advisory
Exploit
https://github.com/sass/libsass/issues/2659
Patch
Vendor Advisory