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Unrated severityNVD Advisory· Published May 27, 2005· Updated Apr 16, 2026

CVE-2005-1802

CVE-2005-1802

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 products

17
  • Nortel/Contivity9 versions
    cpe:2.3:h:nortel:contivity:1000_vpn_switch:*:*:*:*:*:*:*+ 8 more
    • cpe:2.3:h:nortel:contivity:1000_vpn_switch:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:1500_vpn_switch:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:1600_secure_ip_services_gateway:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:2000_vpn_switch:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:2500_vpn_switch:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:2600_secure_ip_services_gateway:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:4000_vpn_switch:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:4500_secure_ip_services_gateway:*:*:*:*:*:*:*
    • cpe:2.3:h:nortel:contivity:4600_secure_ip_services_gateway:*:*:*:*:*:*:*
  • Nortel/VPN Router 1010
    cpe:2.3:h:nortel:vpn_router_1010:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 1050
    cpe:2.3:h:nortel:vpn_router_1050:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 1100
    cpe:2.3:h:nortel:vpn_router_1100:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 1700
    cpe:2.3:h:nortel:vpn_router_1700:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 1740
    cpe:2.3:h:nortel:vpn_router_1740:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 2700
    cpe:2.3:h:nortel:vpn_router_2700:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 5000
    cpe:2.3:h:nortel:vpn_router_5000:*:*:*:*:*:*:*:*
  • Nortel/VPN Router 600
    cpe:2.3:h:nortel:vpn_router_600:*:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

4

News mentions

0

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