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Vulnerability Details : CVE-2006-4436

isakmpd in OpenBSD 3.8, 3.9, and possibly earlier versions, creates Security Associations (SA) with a replay window of size 0 when isakmpd acts as a responder during SA negotiation, which allows remote attackers to replay IPSec packets and bypass the replay protection.
Publish Date : 2006-08-28 Last Update Date : 2008-09-05
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2006-4436

# Product Type Vendor Product Version Update Edition Language
1 OS Openbsd Openbsd 3.8 Version Details Vulnerabilities
2 OS Openbsd Openbsd 3.9 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openbsd Openbsd 2

- References For CVE-2006-4436

http://xforce.iss.net/xforce/xfdb/28645
XF openbsd-isakmpd-security-bypass(28645)
http://www.openbsd.org/errata.html#isakmpd
OPENBSD [3.9] 20060825 008: SECURITY FIX: August 25, 2006
http://www.osvdb.org/28194
OSVDB 28194
http://www.openbsd.org/errata38.html#isakmpd
OPENBSD [3.8] 20060825 013: SECURITY FIX: August 25, 2006
http://secunia.com/advisories/21652
SECUNIA 21652
http://securitytracker.com/id?1016757
SECTRACK 1016757
http://www.securityfocus.com/bid/19712
BID 19712 OpenBSD ISAKMPD IPsec Replay Vulnerability Release Date:2006-11-08
http://www.debian.org/security/2006/dsa-1175
DEBIAN DSA-1175
http://secunia.com/advisories/21905
SECUNIA 21905

- Metasploit Modules Related To CVE-2006-4436

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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