How severe is CVE-2012-0809?

CVE-2012-0809 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2012-0809 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0809?

CVE-2012-0809 primarily affects Todd Miller Sudo. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0809?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2012-0809 published?

CVE-2012-0809 was published on 2012-02-01 and last updated on 2026-06-16.

CVE-2012-0809

CVE-2012-0809 is a high-severity vulnerability in Todd Miller Sudo with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-134.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-134
Affected product: Todd Miller Sudo
Published: 2012-02-01
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2012-0809?: 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.
How severe is CVE-2012-0809?: CVE-2012-0809 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2012-0809 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0809?: CVE-2012-0809 primarily affects Todd Miller Sudo. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0809?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-0809 published?: CVE-2012-0809 was published on 2012-02-01 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:todd_miller:sudo:1.8.0:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.1p1:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.1p2:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.2:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.3:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.8.3p1:*:*:*:*:*:*:*

More vulnerabilities in Todd Miller Sudo

CVE-2005-1831 — High (CVSS 8.4): Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using…
CVE-2012-2337 — High (CVSS 7.2): sudo 1.6.x and 1.7.x before 1.7.9p1, and 1.8.x before 1.8.4p5, does not properly support configurations that use a…
CVE-2007-3149 — High (CVSS 7.2): sudo, when linked with MIT Kerberos 5 (krb5), does not properly check whether a user can currently authenticate to…
CVE-2006-0151 — High (CVSS 7.2): sudo 1.6.8 and other versions does not clear the PYTHONINSPECT environment variable, which allows limited local users…
CVE-2004-1051 — High (CVSS 7.2): sudo before 1.6.8p2 allows local users to execute arbitrary commands by using "()" style environment variables to…
CVE-2002-0043 — High (CVSS 7.2): sudo 1.6.0 through 1.6.3p7 does not properly clear the environment before calling the mail program, which could allow…

All CVEs affecting Todd Miller Sudo →

Other CWE-134 vulnerabilities

CVE-2012-1851 — Critical (CVSS 10.0): Format string vulnerability in the Print Spooler service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2,…
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CVE-2011-2475 — Critical (CVSS 10.0): Format string vulnerability in ECTrace.dll in the iMailGateway service in the Internet Mail Gateway in OneBridge Server…
CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
CVE-2010-4235 — Critical (CVSS 10.0): Format string vulnerability in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server…
CVE-2011-0270 — Critical (CVSS 10.0): Format string vulnerability in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows…

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