Ubuntu update for postgresql-9.5



Published: 2022-10-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-1552
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Ubuntu
Operating systems & Components / Operating system

postgresql-9.5 (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU63126

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-1552

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to incorrectly imposed security restrictions in Autovacuum, REINDEX, CREATE INDEX, REFRESH MATERIALIZED VIEW, CLUSTER, and pg_amcheck. A remote authenticated user with permission to create non-temp objects can execute arbitrary SQL functions under a superuser identity and escalate privileges within the application.

Mitigation

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

Vulnerable software versions

Ubuntu: 16.04

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

External links

http://ubuntu.com/security/notices/USN-5676-1


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.



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