CVE-2005-1802

Published: May 27, 2005Modified: Apr 16, 2026

5.0

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

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.

Affected (17)

Products: Nortel: Contivity, Vpn Router 1010, Vpn Router 1050, Vpn Router 1100, Vpn Router 1700, Vpn Router 1740, Vpn Router 2700, Vpn Router 5000, Vpn Router 600

9 products

Configuration A

17 vulnerable

Vulnerable Software	Affected Versions
Nortel Contivity	Version 1000_vpn_switch
Nortel Contivity	Version 1500_vpn_switch
Nortel Contivity	Version 1600_secure_ip_services_gateway
Nortel Contivity	Version 2000_vpn_switch
Nortel Contivity	Version 2500_vpn_switch
Nortel Contivity	Version 2600_secure_ip_services_gateway
Nortel Contivity	Version 4000_vpn_switch
Nortel Contivity	Version 4500_secure_ip_services_gateway
Nortel Contivity	Version 4600_secure_ip_services_gateway
Nortel Vpn Router 1010	All versions
Nortel Vpn Router 1050	All versions
Nortel Vpn Router 1100	All versions
Nortel Vpn Router 1700	All versions
Nortel Vpn Router 1740	All versions
Nortel Vpn Router 2700	All versions
Nortel Vpn Router 5000	All versions
Nortel Vpn Router 600	All versions