SB2013040403 - Input validation error in PostgreSQL

Description

This security bulletin contains information about 1 vulnerability.

1) Input validation error (CVE-ID: CVE-2013-1900)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote #AU# to execute arbitrary code.

PostgreSQL 9.2.x before 9.2.4, 9.1.x before 9.1.9, 9.0.x before 9.0.13, and 8.4.x before 8.4.17, when using OpenSSL, generates insufficiently random numbers, which might allow remote authenticated users to have an unspecified impact via vectors related to the "contrib/pgcrypto functions." Per http://www.ubuntu.com/usn/USN-1789-1/ "A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.10 Ubuntu 12.04 LTS Ubuntu 11.10 Ubuntu 10.04 LTS Ubuntu 8.04 LTS"

Remediation

Install update from vendor's website.

References

• http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html
• http://lists.apple.com/archives/security-announce/2013/Sep/msg00004.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101519.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102806.html
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00011.html
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00012.html
• http://rhn.redhat.com/errata/RHSA-2013-1475.html
• http://support.apple.com/kb/HT5880
• http://support.apple.com/kb/HT5892
• http://www.debian.org/security/2013/dsa-2657
• http://www.debian.org/security/2013/dsa-2658
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:142
• http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
• http://www.postgresql.org/about/news/1456/
• http://www.postgresql.org/docs/current/static/release-8-4-17.html
• http://www.postgresql.org/docs/current/static/release-9-0-13.html
• http://www.postgresql.org/docs/current/static/release-9-1-9.html
• http://www.postgresql.org/docs/current/static/release-9-2-4.html
• http://www.ubuntu.com/usn/USN-1789-1