OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

BID:33553

Info

OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

Bugtraq ID: 33553
Class: Design Error
CVE:
Remote: Yes
Local: No
Published: Feb 02 2009 12:00AM
Updated: Feb 02 2009 11:39PM
Credit: OpenBSD
Vulnerable: OpenBSD OpenBSD 4.4
OpenBSD OpenBSD 4.3
Not Vulnerable:

Discussion

OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

OpenBSD is prone to a remote denial-of-service vulnerability when processing certain BGP UPDATE messages.

Exploiting this issue allows remote attackers to terminate BGP sessions and potentially cause denial-of-service conditions.

OpenBSD 4.4 and 4.3 are vulnerable.

Exploit / POC

OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

Attackers will likely use standard tools to exploit this issue.

Solution / Fix

OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

Solution:
The vendor released fixes to address this issue. Please see the references for more information.

References

OpenBSD BGP UPDATE Message Remote Denial of Service Vulnerability

References:

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