Use of Externally-Controlled Format String Affecting sudo package, versions <1.8.3p2-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
2.99% (86th percentile)

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  • Snyk IDSNYK-ECHOLATEST-SUDO-19432097
  • published30 Aug 2026
  • disclosed1 Feb 2012

Introduced: 1 Feb 2012

CVE-2012-0809  (opens in a new tab)
CWE-134  (opens in a new tab)

How to fix?

Upgrade Echo:latest sudo to version 1.8.3p2-1 or higher.

NVD Description

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

Format string vulnerability in the sudo_debug function in Sudo 1.8.0 through 1.8.3p1 allows local users to execute arbitrary code via format string sequences in the program name for sudo.

CVSS Base Scores

version 3.1