Home/CVE/A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row secu
CVE

CVE-2023-39418

A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row secu

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.

LOW · CVSS 3.1 EPSS 0.00439
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0

Weakness Classification

Affected Products & Versions

3
postgresql>= 15.0 and < 15.4
debian linuxall versions

Scoring & Timeline

3.1
LOW · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Aug 2023 · 01:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

Vendor Advisories

10
suse-csafopenSUSE-SU-2024:13134-1
siemens-csafSSA-943925
rhsaRHSA-2023:7885Moderate
rhsaRHSA-2023:7884Moderate
rhsaRHSA-2023:7785Moderate
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2228112Issue TrackingPatchThird Party Advisory
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