PostgreSQL postmaster connection request denial of service
| postgresql-connection-request-dos (24049) |  Low Risk |
Description:
PostgreSQL is vulnerable to a denial of service attack. A remote attacker could send multiple simultaneous requests to cause the postmaster to exit, preventing any new database connections. The postmaster must be manually restarted to regain normal functionality.
Platforms Affected:
- PostgreSQL, PostgreSQL 8.0
- PostgreSQL, PostgreSQL 8.0.1
- PostgreSQL, PostgreSQL 8.0.2
- PostgreSQL, PostgreSQL 8.0.3
- PostgreSQL, PostgreSQL 8.0.4
- PostgreSQL, PostgreSQL 8.0.5
- PostgreSQL, PostgreSQL 8.1.0
- PostgreSQL, PostgreSQL 8.1.1
Remedy:
Upgrade to the latest version of PostgreSQL (8.1.2 or 8.0.6 or later), available from the PostgreSQL Web site. See References.
Consequences:
Denial of Service
References:
- BugTraq Mailing List, Wed Jan 11 2006 - 08:24:30 CST, PostgreSQL security releases 8.0.6 and 8.1.2 at http://archives.neohapsis.com/archives/bugtraq/2006-01/0170.html.
- PostgreSQL Web site, PostgreSQL: News: minor Versions 8.1.2, 8.0.6 Released at http://www.postgresql.org/about/news.456.
- BID-16201: PostgreSQL Postmaster Denial Of Service Vulnerability
- CVE-2006-0105: PostgreSQL 8.0.x before 8.0.6 and 8.1.x before 8.1.2, when running on Windows, allows remote attackers to cause a denial of service (postmaster exit and no new connections) via a large number of simultaneous connection requests.
- SA18419: PostgreSQL Multiple Connections Denial of Service Vulnerability
- SECTRACK ID: 1015482: PostgreSQL Postmaster Service Error in Processing Multiple Connections Lets Remote Users Block Subsequent Connections
- VUPEN/ADV-2006-0114: PostgreSQL Connection Requests Remote Denial of Service Vulnerability
Reported:
Jan 06, 2006
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