PT-2019-15669 · Sass+2 · Libsass+2

C0D3Xpl0It · Published 2019-11-06 · Updated 2020-04-01 · CVE-2019-18797

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions LibSass version 3.6.1

Description The issue is related to uncontrolled recursion in the Sass::Eval::operator() function, specifically when handling Sass::Binary Expression objects in the eval.cpp file.

Recommendations For LibSass version 3.6.1, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

ALT-PU-2020-1653

CVE-2019-18797

Affected Products

Alt Linux

Debian

Libsass

References · 8

• 🔥 https://github.com/sass/libsass/issues/3000 · Exploit
• https://ubuntu.com/security/CVE-2019-18797 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-18797 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-18797 · Security Note
• https://cve.org/CVERecord?id=CVE-2019-18797 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2019-18797 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-18797 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-18797 · Vendor Advisory