vulnerability
OS X update for Sudo (CVE-2021-3156)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:N/C:C/I:C/A:C) | Jan 26, 2021 | Feb 19, 2021 | Mar 27, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Jan 26, 2021
Added
Feb 19, 2021
Modified
Mar 27, 2026
Description
Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.
Solutions
apple-osx-upgrade-10_14_6apple-osx-upgrade-10_15_7apple-osx-upgrade-11_2_1
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.