33050 : OpenBSD kern/uipc_mbuf2.c mbuf Crafted ICMP6 Packet Remote Code Execution
Printer | http://osvdb.org/33050 | Email This | Edit Vulnerability

Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
2	591	over 4 years ago	about 1 year ago	3 times	100%

Timeline

Vendor Informed Date	Vendor Ack Date	Disclosure Date	Exploit Publish Date
2007-02-20	2007-02-20	2007-03-13	2007-03-13

Description

A remote overflow exists in OpenBSD. The kernel fails to properly allocate kernel memory buffers when handling ICMP6 packets resulting in a buffer overflow. With a specially crafted packet, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, OpenBSD has released a patch to address this vulnerability.

Products

OpenBSD	OpenBSD	3.9
		4.0

References

Security Tracker: 1017735 1017744
CVE ID: 2007-1365 (see also: NVD)
Bugtraq ID: 22901
Secunia Advisory ID: 24490
SCIP VulDB ID: 2976
CERT VU: 986425
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2007-03/0158.html
http://attrition.org/pipermail/vim/2007-March/001420.html
News Article: http://news.com.com/OpenBSD+hit+by+critical+IPv6+flaw/2100-1002_3-6167193.html
Other Advisory URL: http://undeadly.org/cgi?action=article&sid=20070308154628&mode=expanded
http://www.coresecurity.com/content/open-bsd-advisorie
http://www.coresecurity.com/index.php5?module=ContentMod&action=item&id=1703 [ Link is 404 ]
Vendor Specific Advisory URL: http://www.openbsd.org/errata39.html#m_dup1
http://www.openbsd.org/errata40.html#m_dup1

Credit

Alfredo Ortega - Core Security Technologies

CVSSv2 Score

CVSSv2 Base Score = 10.0
Source: nvd.nist.gov | Generated: 2007-03-13 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

Comments

Add Comment Hide Add Comment

No Comments.

The database information may change without any notice. Use of the information constitutes acceptance for use in an AS IS condition, and there are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the copyright holder or distributor (OSVDB or OSF) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.