PT-2019-18072 · Sass+2 · Libsass+2

E4Ck · Published 2019-01-14 · Updated 2023-02-28 · CVE-2019-6284

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions LibSass version 3.5.5

Description A heap-based buffer over-read exists in the Sass::Prelexer::alternatives function in prelexer.hpp.

Recommendations For LibSass version 3.5.5, consider updating to a newer version to mitigate the risk, however, at the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the Sass::Prelexer::alternatives function until a patch is available.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2019-6284

MGASA-2020-0049

OPENSUSE-SU-2019:1791-1

OPENSUSE-SU-2019:1800-1

OPENSUSE-SU-2019:1883-1

OPENSUSE-SU-2019_1791-1

OPENSUSE-SU-2024:10988-1

USN-4837-1

Affected Products

Libsass

Suse

Ubuntu

References · 60

• 🔥 https://github.com/sass/libsass/issues/2816 · Exploit
• https://ubuntu.com/security/CVE-2018-11698 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11695 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2019:1883-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-19797 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11499 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11696 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-6284 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11697 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-20190 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-6284 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4837-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-6284 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html · Vendor Advisory