Access Restriction Bypass Affecting sudo package, versions <0:1.8.6p3-12.el6


Severity

Recommended
low

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-ORACLE6-SUDO-2475841
  • published10 Apr 2022
  • disclosed8 Apr 2013

Introduced: 8 Apr 2013

CVE-2013-2776  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:6 sudo to version 0:1.8.6p3-12.el6 or higher.
This issue was patched in ELSA-2013-1701.

NVD Description

Note: Versions mentioned in the description apply only to the upstream sudo package and not the sudo package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

sudo 1.3.5 through 1.7.10p5 and 1.8.0 through 1.8.6p6, when running on systems without /proc or the sysctl function with the tty_tickets option 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.

CVSS Scores

version 3.1