CVE Database


Impact: Low
Public: 2013-04-04
Bugzilla: 929255: CVE-2013-1900 postgresql: Improper randomization of pgcrypto functions (requiring random seed)
IAVA: 2013-B-0035


The MITRE CVE dictionary describes this issue as:

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."

Find out more about CVE-2013-1900 from the MITRE CVE dictionary and NIST NVD.


This issue affects the version of postgresql as shipped with Red Hat Enterprise Linux 5 and 6. This issue affects the version of postgresql84, as shipped with Red Hat Enterprise Linux 5. Red Hat Security Response Team has rated this issue as having low security impact. A future update might address this flaw.

CVSS v2 metrics

Base Score: 4.3
Base Metrics: AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: None
Availability Impact: None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (postgresql84) RHSA-2013:1475 October 29, 2013
Red Hat Enterprise Linux version 6 (postgresql) RHSA-2013:1475 October 29, 2013

External References


Red Hat would like to thank the PostgreSQL project for reporting this issue. Upstream acknowledges Marko Kreen as the original issue reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.