CVE-2013-1776: Apple Mac OS X

Medium severity, CVSS 4.4. EPSS: 0.4% chance of exploitation in the next 30 days.

sudo 1.3.5 through 1.7.10 and 1.8.0 through 1.8.5, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to connecting to the standard input, output, and error file descriptors of another terminal. NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.

Affected products

• Apple Mac OS X: up to and including 10.10.4
• Todd Miller Sudo: version 1.8.0 only; version 1.8.1 only; version 1.8.1p1 only; version 1.8.1p2 only; version 1.8.2 only; version 1.8.3 only; …

Published 2013-04-08. Last modified 2026-06-16.