#VU38654 Uncontrolled Recursion in LibSass - CVE-2017-11554
Published: July 23, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU38654
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-11554
CWE-ID: CWE-674
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.
There is a stack consumption vulnerability in the lex function in parser.hpp (as used in sassc) in LibSass 3.4.5. A crafted input will lead to a remote denial of service.
Remediation
Install update from vendor's website.