#VU76041 Permissions, Privileges, and Access Controls in PostgreSQL - CVE-2023-2454
Published: May 11, 2023
Vulnerability identifier: #VU76041
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-2454
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PostgreSQL
PostgreSQL
Software vendor:
PostgreSQL Global Development Group
PostgreSQL Global Development Group
Description
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to improperly imposed security restrictions. A remote database user with CREATE privilege can bypass protective search_path changes via "CREATE SCHEMA ... schema_element" command and execute arbitrary code on the system.
Remediation
Install updates from vendor's website.