#VU41872 Input validation error in PostgreSQL - CVE-2014-2669

Vulnerability identifier: #VU41872

Vulnerability risk: Low

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

CVE-ID: CVE-2014-2669

CWE-ID: CWE-20

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 read and manipulate data.

Multiple integer overflows in contrib/hstore/hstore_io.c in PostgreSQL 9.0.x before 9.0.16, 9.1.x before 9.1.12, 9.2.x before 9.2.7, and 9.3.x before 9.3.3 allow remote authenticated users to have unspecified impact via vectors related to the (1) hstore_recv, (2) hstore_from_arrays, and (3) hstore_from_array functions in contrib/hstore/hstore_io.c; and the (4) hstoreArrayToPairs function in contrib/hstore/hstore_op.c, which triggers a buffer overflow. NOTE: this issue was SPLIT from CVE-2014-0064 because it has a different set of affected versions.

Mitigation
Install update from vendor's website.

Vulnerable software versions

PostgreSQL: 9.0 - 9.0.15, 9.1 - 9.1.11, 9.2 - 9.2.5, 9.3 - 9.3.2

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External links
https://rhn.redhat.com/errata/RHSA-2014-0221.html
https://rhn.redhat.com/errata/RHSA-2014-0469.html
https://wiki.postgresql.org/wiki/20140220securityrelease
https://www.debian.org/security/2014/dsa-2864
https://www.debian.org/security/2014/dsa-2865
https://www.postgresql.org/about/news/1506/
https://www.postgresql.org/support/security/
https://github.com/postgres/postgres/commit/31400a673325147e1205326008e32135a78b4d8a

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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.