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CVE-2018-19837

UnknownEPSS 1.81%

Last modified

CVE-2018-19837 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.81% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
1.81%

75.8th 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-2018-19837?
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.
How severe is CVE-2018-19837?
Severity scoring for CVE-2018-19837 is pending analysis. The EPSS model estimates a 1.81% probability of exploitation in the next 30 days.
How do I fix CVE-2018-19837?
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.

Are you affected by CVE-2018-19837?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST