CVE-2002-1102: Medium severity Cisco Vpn 3000 Concentrator Series Software vulnerability
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 remove the previous connection.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2002-1102?
CVE-2002-1102 has been classified as a high severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2002-1102?
To fix CVE-2002-1102, upgrade your Cisco VPN 3000 Concentrator software to version 3.5.4 or later.
Which versions of Cisco VPN 3000 Concentrator are affected by CVE-2002-1102?
CVE-2002-1102 affects Cisco VPN 3000 Concentrator versions 2.2.x, 2.5.x, and 3.x prior to 3.5.4.
What type of attack does CVE-2002-1102 facilitate?
CVE-2002-1102 enables remote attackers to execute a denial of service attack via specific LAN-to-LAN connections.
Is there a workaround for CVE-2002-1102?
While updating the software is the best practice, implementing firewall rules to control incoming LAN-to-LAN connections can mitigate the risk.