#VU35977 Resource exhaustion in LibSass - CVE-2018-20822
Published: April 23, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35977
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-20822
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
LibSass
LibSass
Software vendor:
Sass
Sass
Description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
LibSass 3.5.4 allows attackers to cause a denial-of-service (uncontrolled recursion in Sass::Complex_Selector::perform in ast.hpp and Sass::Inspect::operator in inspect.cpp).
Remediation
Install update from vendor's website.