CVE-2024-7348 Time-of-check Time-of-use (TOCTOU) race condition in pg_dump

Michael Kirkpatrick
Michael Kirkpatrick

A CVE was reported against a vulnerability found in PostgreSQL pg_dump.

Description

A Time-of-check Time-of-use (TOCTOU) race condition in pg_dump in PostgreSQL allows an object creator to execute arbitrary SQL functions as the user running pg_dump, which is often a superuser. The attack involves replacing another relation type with a view or foreign table. The attack requires waiting for pg_dump to start, but winning the race condition is trivial if the attacker retains an open transaction.

Affected Software

PostgreSQL, EDB Postgres Extended (PGE) and Enterprise Postgres Advanced Server (EPAS) versions prior to 16.4, 15.8, 14.13, 13.16, and 12.20 are affected.

Supported Link

https://www.postgresql.org/support/security/CVE-2024-7348/

Resolution

Upgrade to any of these versions or newer: 16.4, 15.8, 14.13, 13.16, or 12.20.

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