CVE-2018-19837 - 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

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MEDIUM

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

Published Dec 4, 2018

6.5

MEDIUM

CVSS 3.0

EPSS 1.80%

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 products

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-400

Uncontrolled Resource Consumption

References (6)

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
vendor-advisoryx_refsource_SUSE
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-11512
Advisory
https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f
x_refsource_MISCExploitThird Party Advisory
https://github.com/sass/libsass/issues/2659
x_refsource_MISCPatchVendor Advisory

Link	Providers	Tags
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html		vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html		vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html		vendor-advisoryx_refsource_SUSE
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-11512		Advisory
https://github.com/sass/libsass/commit/210fdff7a65370c2ae24e022a2b35da8c423cc5f		x_refsource_MISCExploitThird Party Advisory
https://github.com/sass/libsass/issues/2659		x_refsource_MISCPatchVendor Advisory