How severe is CVE-2012-2337?

CVE-2012-2337 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2012-2337 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2337?

CVE-2012-2337 primarily affects Todd Miller Sudo. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2337?

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-2012-2337 published?

CVE-2012-2337 was published on 2012-05-18 and last updated on 2026-06-16.

CVE-2012-2337

CVE-2012-2337 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-264.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Todd Miller Sudo
Published: 2012-05-18
Last modified: 2026-06-16

Description

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 netmask syntax, which allows local users to bypass intended command restrictions in opportunistic circumstances by executing a command on a host that has an IPv4 address.

Frequently asked questions

What is CVE-2012-2337?: 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 netmask syntax, which allows local users to bypass intended command restrictions in opportunistic circumstances by executing a command on a host that has an IPv4 address.
How severe is CVE-2012-2337?: CVE-2012-2337 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2012-2337 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2337?: CVE-2012-2337 primarily affects Todd Miller Sudo. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2337?: 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-2012-2337 published?: CVE-2012-2337 was published on 2012-05-18 and last updated on 2026-06-16.

References

Affected products (19)

cpe:2.3:a:todd_miller:sudo:1.6:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.2p3:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.3:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.3_p7:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.4:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.4p2:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.5:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.6:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.7:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.7p5:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.8:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.8p12:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.9:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.9p20:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.9p21:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.9p22:*:*:*:*:*:*:*
cpe:2.3:a:todd_miller:sudo:1.6.9p23:*:*:*:*:*:*:*

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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…
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