Ubuntu update for postgresql-9.5

1) Improper Privilege Management

EUVDB-ID: #VU86275

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-0985

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges within the database.

The vulnerability exists due to late privilege drop in REFRESH MATERIALIZED VIEW CONCURRENTLY. A remote user who is an object creator can execute arbitrary SQL functions as the command issuer.

Mitigation

Update the affected package postgresql-9.5 to the latest version.

Vulnerable software versions

Ubuntu: 16.04

postgresql-client-9.5 (Ubuntu package): before Ubuntu Pro

postgresql-9.5 (Ubuntu package): before Ubuntu Pro (Infra-only)

CPE2.3

• cpe:2.3:o:canonical:ubuntu:16.04:*:*:*:*:*:*:*
• cpe:2.3:a:canonical:postgresql-client-9.5_ubuntu_package:*:*:*:*:*:ubuntu:*:*
• cpe:2.3:a:canonical:postgresql-95_ubuntu_package:*:*:*:*:*:ubuntu:*:*

External links

https://ubuntu.com/security/notices/USN-6656-2

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.