CVEvulnerability

CVE-2005-2359

5.0 MEDIUM Published 2005-08-05 Modified 2026-06-16 Official page ↗

Status: Modified
Published: 2005-08-05
Last modified: 2026-06-16
Assigner: [email protected]
CVSS 2.0 ([email protected]): 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N

Description

The AES-XCBC-MAC algorithm in IPsec in FreeBSD 5.3 and 5.4, when used for authentication without other encryption, uses a constant key instead of the one that was assigned by the system administrator, which can allow remote attackers to spoof packets to establish an IPsec session.

Affected configurations

• freebsd freebsd 5.3 • freebsd freebsd 5.4

References

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc ftp.freebsd.org
http://secunia.com/advisories/16244/ Patch, Vendor Advisory
http://securitytracker.com/id?1014586 securitytracker.com
http://www.securityfocus.com/bid/14394 www.securityfocus.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/21551 exchange.xforce.ibmcloud.com
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc ftp.freebsd.org
http://secunia.com/advisories/16244/ Patch, Vendor Advisory
http://securitytracker.com/id?1014586 securitytracker.com
http://www.securityfocus.com/bid/14394 www.securityfocus.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/21551 exchange.xforce.ibmcloud.com