Postgresql: merge fails to enforce update or select row security policies
CVE-2023-39418

3.1LOW

Key Information:

Vendor

Red Hat
Status
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.8 Extended Update Support
Red Hat Enterprise Linux 9
Red Hat Enterprise Linux 9.2 Extended Update Support
Vendor
CVE Published:
11 August 2023

What is CVE-2023-39418?

A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row security policies defined for UPDATE and SELECT. If UPDATE and SELECT policies forbid some rows that INSERT policies do not forbid, a user could store such rows.

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Affected Version(s)

Red Hat Enterprise Linux 8 8090020231114113548.a75119d5

Red Hat Enterprise Linux 8.8 Extended Update Support 8080020231113134015.63b34585

Red Hat Enterprise Linux 9 9030020231120082734.rhel9

References

https://access.redhat.com/errata/RHSA-2023:7785
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7883
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7884
vendor-advisoryx_refsource_REDHAT

CVSS V3.1

Score:
3.1
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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