CVE-2018-19838
6.5
MEDIUM
CVSS 3.1
EPSS 0.75%
Description
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().
How to fix CVE-2018-19838
To remediate CVE-2018-19838, upgrade the affected package to a fixed version below.
- Debian/libsass—upgrade to 3.6.3-1 or later
Is CVE-2018-19838 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.6.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |