VDB

CVE-2018-19838

CVE-2018-19838 PUBLISHED

In LibSass prior to 3.5.5, functions inside ast.cpp for IMPLEMENT_AST_OPERATORS expansion allow attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, as demonstrated by recursive calls involving clone(), cloneChildren(), and copy().

EPSS 0.75% · 73.4th percentile

Risk Scores

EPSS Score
0.75%
73.4th percentile

Affected Products

VendorProductVersions
Ubuntu:Pro:18.04:LTSlibsass0, 3.4.6-1, 3.4.8-1ubuntu0.1~esm1
Ubuntu:16.04:LTSlibsass3.2.5-1, 3.2.5-2, 3.3.2-1

Timeline

  • Apr 30, 2017 PoC Published
  • Dec 4, 2018 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 22, 2021 EPSS Score
  • Jun 28, 2021 PoC Published
  • Aug 24, 2021 EPSS Score
  • Oct 25, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Feb 27, 2022 EPSS Score
  • Apr 22, 2022 PoC Published
  • May 1, 2022 EPSS Score
  • Jul 2, 2022 EPSS Score
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