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PostgreSQL: CVE-2023-39418: MERGE fails to enforce UPDATE or SELECT row security policies

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PostgreSQL: CVE-2023-39418: MERGE fails to enforce UPDATE or SELECT row security policies

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/11/2023
Created
08/11/2023
Added
08/11/2023
Modified
08/21/2023

Description

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.

Solution(s)

  • postgres-upgrade-15_4

References

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