Resource management error in PostgreSQL

1) Resource management error

EUVDB-ID: #VU32771

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 - Resource Management Errors

Exploit availability: No

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

CPE2.3

• cpe:2.3:a:postgresql_global_development_group:postgresql:8.3.18:*:*:*:*:*:*:*

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/

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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