Description
There is a heap based buffer over-read in lexer.hpp of LibSass 3.4.5. A crafted input will lead to a remote denial of service attack.
References (1)
Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1470714
Scores
CVSS v3
7.5
EPSS
0.0172
EPSS Percentile
74.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (1)
libsass/libsass
3.4.5
Published
Jul 17, 2017
Tracked Since
Feb 18, 2026