CVE-2017-12962

HIGH

libsass 3.4.5 - Denial of Service via Deeply Nested Code

Title source: llm
STIX 2.1

Description

There are memory leaks in LibSass 3.4.5 triggered by deeply nested code, such as code with a long sequence of open parenthesis characters, leading to a remote denial of service attack.

References (1)

Core 1
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1482331

Scores

CVSS v3 7.5
EPSS 0.0123
EPSS Percentile 64.8%
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-772
Status published
Products (1)
libsass/libsass 3.4.5
Published Aug 18, 2017
Tracked Since Feb 18, 2026