How severe is CVE-2012-2655?

CVE-2012-2655 has a CVSS 2.0 base score of 4.0, rated medium severity.

Is CVE-2012-2655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2655?

CVE-2012-2655 primarily affects Postgresql. In total, 43 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2655?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-2655 published?

CVE-2012-2655 was published on 2012-07-18 and last updated on 2026-06-16.

CVE-2012-2655

CVE-2012-2655 is a medium-severity vulnerability in Postgresql with a CVSS 2.0 base score of 4.0. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 4.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Postgresql
Published: 2012-07-18
Last modified: 2026-06-16

Description

PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause a denial of service (server crash) by adding the (1) SECURITY DEFINER or (2) SET attributes to a procedural language's call handler.

Frequently asked questions

What is CVE-2012-2655?: PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause a denial of service (server crash) by adding the (1) SECURITY DEFINER or (2) SET attributes to a procedural language's call handler.
How severe is CVE-2012-2655?: CVE-2012-2655 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2012-2655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2655?: CVE-2012-2655 primarily affects Postgresql. In total, 43 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2655?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-2655 published?: CVE-2012-2655 was published on 2012-07-18 and last updated on 2026-06-16.

References

Affected products (43)

cpe:2.3:a:postgresql:postgresql:8.3:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.1:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.2:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.3:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.4:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.5:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.6:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.7:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.8:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.9:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.10:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.11:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.12:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.13:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.14:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.15:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.16:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.17:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.3.18:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.1:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.2:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.3:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.4:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.5:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.6:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.7:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.8:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.9:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.10:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:8.4.11:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.1:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.2:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.3:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.4:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.5:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.6:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.0.7:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:9.1:*:*:*:*:*:*:*

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CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
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