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CVE-2016-5423

UnknownEPSS 6.01%

Last modified

CVE-2016-5423 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 6.01% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
6.01%

92.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DebianDebian Linux8.0
PostgresqlPostgresql<= 9.1.22
PostgresqlPostgresql9.2
PostgresqlPostgresql9.2.1
PostgresqlPostgresql9.2.2
PostgresqlPostgresql9.2.3
PostgresqlPostgresql9.2.4
PostgresqlPostgresql9.2.5
PostgresqlPostgresql9.2.6
PostgresqlPostgresql9.2.7
PostgresqlPostgresql9.2.8
PostgresqlPostgresql9.2.9
PostgresqlPostgresql9.2.10
PostgresqlPostgresql9.2.11
PostgresqlPostgresql9.2.12
PostgresqlPostgresql9.2.13
PostgresqlPostgresql9.2.14
PostgresqlPostgresql9.2.15
PostgresqlPostgresql9.2.16
PostgresqlPostgresql9.2.17
PostgresqlPostgresql9.3
PostgresqlPostgresql9.3.1
PostgresqlPostgresql9.3.2
PostgresqlPostgresql9.3.3
PostgresqlPostgresql9.3.4
PostgresqlPostgresql9.3.5
PostgresqlPostgresql9.3.6
PostgresqlPostgresql9.3.7
PostgresqlPostgresql9.3.8
PostgresqlPostgresql9.3.9
PostgresqlPostgresql9.3.10
PostgresqlPostgresql9.3.11
PostgresqlPostgresql9.3.12
PostgresqlPostgresql9.3.13
PostgresqlPostgresql9.4
PostgresqlPostgresql9.4.1
PostgresqlPostgresql9.4.2
PostgresqlPostgresql9.4.3
PostgresqlPostgresql9.4.4
PostgresqlPostgresql9.4.5
PostgresqlPostgresql9.4.6
PostgresqlPostgresql9.4.7
PostgresqlPostgresql9.4.8
PostgresqlPostgresql9.5
PostgresqlPostgresql9.5.1
PostgresqlPostgresql9.5.2
PostgresqlPostgresql9.5.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 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.
How severe is CVE-2016-5423?
Severity scoring for CVE-2016-5423 is pending analysis. The EPSS model estimates a 6.01% probability of exploitation in the next 30 days.
How do I fix CVE-2016-5423?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5423?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST