#VU32771 Resource management error in PostgreSQL - CVE-2012-2655

Vulnerability identifier: #VU32771

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2012-2655

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PostgreSQL
Server applications / Database software

Vendor: PostgreSQL Global Development Group

Description

The vulnerability allows a remote #AU# to perform service disruption.

PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause a denial of service (server crash) by adding the (1) SECURITY DEFINER or (2) SET attributes to a procedural language's call handler.

Mitigation
Install update from vendor's website.

Vulnerable software versions

PostgreSQL: 8.3.0 - 8.3.18

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External links
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082258.html
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082292.html
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082294.html
https://lists.opensuse.org/opensuse-updates/2012-09/msg00102.html
https://lists.opensuse.org/opensuse-updates/2012-10/msg00013.html
https://lists.opensuse.org/opensuse-updates/2012-10/msg00024.html
https://rhn.redhat.com/errata/RHSA-2012-1037.html
https://secunia.com/advisories/50718
https://www.debian.org/security/2012/dsa-2491
https://www.mandriva.com/security/advisories?name=MDVSA-2012:092
https://www.postgresql.org/about/news/1398/

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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