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CVE-2018-19838

UnknownEPSS 1.94%

Last modified

CVE-2018-19838 is a vulnerability of currently unknown severity. 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 estimates a 1.94% chance of exploitation in the next 30 days.

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().

Metrics

EPSS Probability
1.94%

77.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Sass-LangLibsass< 3.5.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-19838?
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 severe is CVE-2018-19838?
Severity scoring for CVE-2018-19838 is pending analysis. The EPSS model estimates a 1.94% probability of exploitation in the next 30 days.
How do I fix CVE-2018-19838?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST