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CVE-2016-5423

PostgreSQL before 9.1.23, 9.2.x before 9.2.18, 9.3.x before 9.3.14, 9.4.x before 9.4.9, and 9.5.x before 9.5.4 allow remote authenticated…

High8.3EPSS 6.0%
Published
Updated
Reserved
Assigned by
redhat

Description

PostgreSQL before 9.1.23, 9.2.x before 9.2.18, 9.3.x before 9.3.14, 9.4.x before 9.4.9, and 9.5.x before 9.5.4 allow remote authenticated users to cause a denial of service (NULL pointer dereference and server crash), obtain sensitive memory information, or possibly execute arbitrary code via (1) a CASE expression within the test value subexpression of another CASE or (2) inlining of an SQL function that implements the equality operator used for a CASE expression involving values of different types.

Scores

CVSS scores of CVE-2016-5423, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0High8.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
EPSS (exploitation in 30 days)
6.0% · top 6.7% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.3.

Weakness

Affected products

  • n/a

    • affected n/a

References (16)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .