CVE-2018-19826 — MEDIUM (6.5)

Vulnerability Description

In inspect.cpp in LibSass 3.5.5, a high memory footprint caused by an endless loop (containing a Sass::Inspect::operator()(Sass::String_Quoted*) stack frame) may cause a Denial of Service via crafted sass input files with stray '&' or '/' characters. NOTE: Upstream comments indicate this issue is closed as "won't fix" and "works as intended" by design

CVSS Score

6.5

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Sass-Lang	Libsass	3.5.5

Related Weaknesses (CWE)

CWE-835

References

https://github.com/sass/libsass/issues/2781Third Party Advisory
https://github.com/sass/libsass/issues/2781Third Party Advisory

FAQ

What is CVE-2018-19826?

CVE-2018-19826 is a vulnerability with a CVSS score of 6.5 (MEDIUM). In inspect.cpp in LibSass 3.5.5, a high memory footprint caused by an endless loop (containing a Sass::Inspect::operator()(Sass::String_Quoted*) stack frame) may cause a Denial of Service via crafted ...

How severe is CVE-2018-19826?

CVE-2018-19826 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-19826?

Check the references section above for vendor advisories and patch information. Affected products include: Sass-Lang Libsass.