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.
Metrics
CVSS 2.0 5.0/10
AV:N/AC:L/Au:N/C:P/I:N/A:NAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://secunia.com/advisories/21652Patch, Vendor 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/21652Patch, Vendor 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
Timeline
- Published
- Aug 29, 2006
- Last modified
- Jun 16, 2026
- NVD status
- Modified