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.

SeverityMedium
CVSS6.5
Exploit probability—
ProductSass-lang Libsass
PublishedDec 4, 2018
First seenDec 4, 2018

How to fix

Update
  • sass-lang libsass3.5.5 or later

Affected products

ProductAffected versionsFixed in
sass-lang libsassv < 3.5.53.5.5

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CVE-2018-19837 · Sass-lang Libsass · Dark Radar