SUSE-SA:2005:070: ipsec-tools,freeswan,openswan

The remote host is missing the patch for the advisory SUSE-SA:2005:070 ipsec-tools,freeswan,openswan. Openswan, Freeswan and raccoon ipsec-tools have been updated to fix crashes in aggressive mode. An attacker might send specially crafted packets that can crash racoon or Pluto. The ipsec-tools /...

USN-221-1: racoon vulnerability

The Oulu University Secure Programming Group discovered a remote Denial of Service vulnerability in the racoon daemon. When the daemon is configured to use aggressive mode, then it did not check whether the peer sent all required payloads during the IKE negotiation phase. A malicious IPsec peer...

CVE-2005-3732

The Internet Key Exchange version 1 IKEv1 implementation isakmpagg.c in racoon in ipsec-tools before 0.6.3, when running in aggressive mode, allows remote attackers to cause a denial of service null dereference and crash via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for...

CVE-2005-3732

Removed by vendor...

CVE-2005-3732

CVE-2005-3732 affects the IKEv1 racoon implementation in ipsec-tools (isakmp_agg.c) prior to version 0.6.3, when running in aggressive mode. A remote attacker can trigger a denial-of-service via a crafted IKE packet that dereferences a NULL pointer. Public advisories from Red Hat/CentOS (RHSA-200...

CVE-2005-3732

The Internet Key Exchange version 1 IKEv1 implementation isakmpagg.c in racoon in ipsec-tools before 0.6.3, when running in aggressive mode, allows remote attackers to cause a denial of service null dereference and crash via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for...

CVE-2005-3732: Undefined Security Weakness

The Internet Key Exchange version 1 IKEv1 implementation isakmpagg.c in racoon in ipsec-tools before 0.6.3, when running in aggressive mode, allows remote attackers to cause a denial of service null dereference and crash via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for...

CVE-2005-3671

The Internet Key Exchange version 1 IKEv1 implementation in Openswan 2 openswan-2 before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.041.5.4-1.23, allow remote attackers to cause a denial of service via 1 a crafted packet using 3DES with an invalid key length, or 2 unspecified inputs when...

CVE-2005-3671

CVE-2005-3671 affects OpenSwan 2.x (pre-2.4.4) and Freeswan in SUSE Linux 9.1 (before 2.04_1.5.4-1.23). The vulnerability allows a remote attacker to cause a Denial of Service by processing specially crafted ISAKMP/IKEv1 data: (1) a crafted packet using 3DES with an invalid key length, or (2) uns...

CVE-2005-3671

The Internet Key Exchange version 1 IKEv1 implementation in Openswan 2 openswan-2 before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.041.5.4-1.23, allow remote attackers to cause a denial of service via 1 a crafted packet using 3DES with an invalid key length, or 2 unspecified inputs when...

CVE-2005-3671: Undefined Security Weakness

The Internet Key Exchange version 1 IKEv1 implementation in Openswan 2 openswan-2 before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.041.5.4-1.23, allow remote attackers to cause a denial of service via 1 a crafted packet using 3DES with an invalid key length, or 2 unspecified inputs when...

CVE-2005-2640

Behavioral discrepancy information leak in Juniper Netscreen VPN running ScreenOS 5.2.0 and earlier, when using IKE with pre-shared key authentication, allows remote attackers to enumerate valid usernames via an IKE Aggressive Mode packet, which generates a response if the username is valid but...

CVE-2005-2640

The CVE describes a behavioral discrepancy information leak in Juniper Netscreen VPNs running ScreenOS 5.2.0 and earlier. When using IKE with pre-shared key authentication, remote attackers can enumerate valid usernames by sending an IKE Aggressive Mode packet: a response is generated for valid u...

Juniper NetScreen 5.0 - VPN Username Enumeration

Juniper NetScreen 5.0 - VPN Username Enumeration source: https://www.securityfocus.com/bid/14595/info The Juniper Netscreen VPN implementation will identify valid usernames in IKE aggressive mode, when pre-shared key authentication is used. This allows for attackers to obtain a list of valid VPN...

Juniper NetScreen 5.0 - VPN 'Username' Enumeration

source: https://www.securityfocus.com/bid/14595/info The Juniper Netscreen VPN implementation will identify valid usernames in IKE aggressive mode, when pre-shared key authentication is used. This allows for attackers to obtain a list of valid VPN users. With a valid username, an attacker can...

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: Undefined Security Weakness

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...

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...