PT-2019-13036 · Gerard Boginsky · Gsudo

Published 2019-06-23 · Updated 2022-09-29 · CVE-2019-12937

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions gsudo versions prior to 1.10.9

Description The issue allows for local privilege escalation to the root user. This is achieved via the DISPLAY environment variable, which is used to exploit a buffer overflow in the gsudo.c application.

Recommendations For versions prior to 1.10.9, update to version 1.10.9 or later to resolve the issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2019-12937

Affected Products

Gsudo

References · 3

• 🔥 https://github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-gsudo.c · Exploit
• https://osv.dev/vulnerability/CVE-2019-12937 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-12937 · Security Note