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-2475419
  • published10 Apr 2022
  • disclosed8 Apr 2013

Introduced: 8 Apr 2013

CVE-2013-2777  (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 before 1.7.10p5 and 1.8.x before 1.8.6p6, 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 a session without a controlling terminal device and 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

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