Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openbsd | Openbsd | 3.8 |
References
- http://secunia.com/advisories/21652PatchVendor Advisory
- http://secunia.com/advisories/21905
- http://securitytracker.com/id?1016757Patch
- http://www.debian.org/security/2006/dsa-1175
- http://www.openbsd.org/errata.html#isakmpd
- http://www.openbsd.org/errata38.html#isakmpd
- http://www.osvdb.org/28194
- http://www.securityfocus.com/bid/19712Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/28645
- http://secunia.com/advisories/21652PatchVendor Advisory
- http://secunia.com/advisories/21905
- http://securitytracker.com/id?1016757Patch
- http://www.debian.org/security/2006/dsa-1175
- http://www.openbsd.org/errata.html#isakmpd
- http://www.openbsd.org/errata38.html#isakmpd
FAQ
What is CVE-2006-4436?
CVE-2006-4436 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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 remot...
How severe is CVE-2006-4436?
CVE-2006-4436 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2006-4436?
Check the references section above for vendor advisories and patch information. Affected products include: Openbsd Openbsd.