CVE-2006-0905

A "programming error" in fastipsec in FreeBSD 4.8-RELEASE through 6.1-STABLE and NetBSD 2 through 3 does not properly update the sequence number associated with a Security Association, which allows packets to pass sequence number checks and allows remote attackers to capture IPSec packets and...

CVE-2002-1102

The LAN-to-LAN IPSEC capability for Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.4, allows remote attackers to cause a denial of service via an incoming LAN-to-LAN connection with an existing security association with another device on the remote network, which causes the concentrator to...

isakmpd crashes when handling ISAKMP packets with malformed "Delete Payload"

Overview A vulnerability exists in the isakmpd that could allow a remote attacker to cause a denial of service. Description The OpenBSD isakmpd establishes security associations for encrypted and authenticated IPsec network traffic. It implements the Internet Security Association and Key Manageme...

security flaw

The rawprint function in the ISAKMP decoding routines print-isakmp.c for tcpdump 3.8.1 and earlier allows remote attackers to cause a denial of service segmentation fault via malformed ISAKMP packets that cause invalid "len" or "loc" values to be used in a loop, a different vulnerability than...

KAME Racoon - Initial Contact SA Deletion

KAME Racoon - Initial Contact SA Deletion // source: https://www.securityfocus.com/bid/9417/info It has been reported that it may be possible for attackers to remotely delete security associations SAs in hosts running the KAME IKE daemon Racoon. / Sun Microsystems Solaris sysinfo Kernel Memory...

PT-2003-1623 · Ethereal · Ethereal

Name of the Vulnerable Software and Affected Versions: Ethereal versions 0.9.12 and earlier Description: The issue is related to the improper handling of certain strings in multiple dissectors, including BGP, WTP, DNS, 802.11, ISAKMP, WSP, CLNP, ISIS, and RMI. The consequences of this issue are...

CVE-2002-1102

The LAN-to-LAN IPSEC capability for Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.4, allows remote attackers to cause a denial of service via an incoming LAN-to-LAN connection with an existing security association with another device on the remote network, which causes the concentrator to...

Multiple vendors' Internet Key Exchange (IKE) implementations do not properly handle IKE response packets

Overview Internet Key Exchange IKE implementations from several vendors contain buffer overflows and denial-of-service conditions. The buffer overflow vulnerabilities could permit an attacker to execute arbitrary code on a vulnerable system. Description The CERT/CC has received a report describin...

Nortel CES (3DES version) offers false sense of security when using IPSEC

Short summary: Nortel Networks Contivity Extranet Switch CES has a weakness in it's IPSEC key exchange when using 3DES encryption. The 3DES encryption keys are encrypted using single DES during initial key exchange thus reducing cryptographic strength to 56-bit DES level. The weakness affects bot...