FreeBSD : racoon remote denial of service vulnerability (IKE Generic Payload Header) (40fcf20f-8891-11d8-90d1-0020ed76ef5a)

When racoon receives an IKE message with an incorrectly constructed Generic Payload Header, it may behave erratically, going into a tight loop and dropping connections. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from...

CVE-2005-2025

Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname...

CVE-2005-2025

Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname...

Cisco VPN 3000 groupname enumeration

Different bahaviour for valid and invalid groupname in IKE aggressive mode...

Cisco IOS Easy VPN Server fails to properly process ISAKMP profile attributes

Overview Cisco IOS Easy VPN Server fails to properly process ISAKMP profile attributes. This may allow a remote, unauthenticated attacker to access the private network. Description Easy VPN Server Cisco IOS Easy VPN Server allows an IOS device to function as a VPN concentrator, providing...

Cisco IOS Easy VPN Server may allow unauthorized users to complete XAUTH authentication

Overview A vulnerability in Cisco IOS Easy VPN Server may allow unauthorized users to complete XAUTH authentication and potentially access private network resources. Description Easy VPN Server Cisco IOS Easy VPN Server allows an IOS device to function as a VPN concentrator, providing...

Non Compliant IKE (CVE-2002-0852)

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CVE-2005-1802

Nortel VPN Router (also known as Contivity) is affected by CVE-2005-1802. A remote attacker can cause a denial of service (crash) by sending an IPsec IKE packet with a malformed ISAKMP header. The available documents identify the vulnerable component as the IPsec/IKE handling, but do not provide ...

Nortel VPN routers DoS

IKE packets with malformed ISAKMP header lead to crash or reboot...

[SA15548] Nortel VPN Routers IKE Packet Handling Denial of Service

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CVE-2005-1802

Nortel VPN Router aka Contivity allows remote attackers to cause a denial of service crash via an IPsec IKE packet with a malformed ISAKMP header...

CVE-2002-1623

The design of the Internet Key Exchange IKE protocol, when using Aggressive Mode for shared secret authentication, does not encrypt initiator or responder identities during negotiation, which may allow remote attackers to determine valid usernames by 1 monitoring responses before the password is...

CVE-2002-1623

The CVE-2002-1623 entry concerns the Internet Key Exchange (IKE) protocol: when using Aggressive Mode for shared secret authentication, identities are not encrypted during negotiation. This can allow remote attackers to determine valid usernames by monitoring responses before password entry or by...

CVE-2004-1457

The Virtual Private Network VPN capability in Novell Bordermanager 3.8 allows remote attackers to cause a denial of service ABEND in IKE.NLM via a malformed IKE packet, as sent by the Striker ISAKMP Protocol Test Suite...

IKE Aggressive Exchange

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CVE-2004-1457

The Virtual Private Network VPN capability in Novell Bordermanager 3.8 allows remote attackers to cause a denial of service ABEND in IKE.NLM via a malformed IKE packet, as sent by the Striker ISAKMP Protocol Test Suite...

CVE-2004-0699

Heap-based buffer overflow in ASN.1 decoding library in Check Point VPN-1 products, when Aggressive Mode IKE is implemented, allows remote attackers to execute arbitrary code by initiating an IKE negotiation and then sending an IKE packet with malformed ASN.1 data...

CVE-2004-0699

CVE-2004-0699 describes a heap-based buffer overflow in the ASN.1 decoding library used by Check Point VPN-1 products when Aggressive Mode IKE is enabled. The root cause is a vulnerability in ASN.1 decoding that can be triggered by sending a malformed IKE packet after initiating a negotiation, al...

CVE-2001-0951

CVE-2001-0951 : Windows 2000 is affected. Vulnerability allows remote attackers to cause a denial of service by flooding the IKE UDP port 500 with packets containing a large number of dot characters, leading to CPU consumption. The connected records confirm Windows 2000 as the affected platform a...

CVE-2001-0951

Windows 2000 allows remote attackers to cause a denial of service CPU consumption by flooding Internet Key Exchange IKE UDP port 500 with packets that contain a large number of dot characters...