PT-2017-12807 · Sass · Libsass

Published 2017-08-18 · Updated 2017-08-21 · CVE-2017-12963

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions LibSass version 3.4.5

Description The issue is related to an illegal address access in the Sass::Eval::operator() function in eval.cpp, which can lead to a remote denial of service attack. This problem remains exploitable even after the fix for a similar issue was applied.

Recommendations For LibSass version 3.4.5, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2017-12963

Affected Products

Libsass

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2017-12963 · Security Note
• https://cve.org/CVERecord?id=CVE-2017-12963 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-12963 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-12963 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-12963 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1482335 · Note