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CVE-2002-1102

5.0 · MEDIUM

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 exist…

Published Oct 4, 2002ciscoEPSS 1.62%

Overview

CVE-2002-1102 is a medium-severity vulnerability affecting cisco vpn_3000_concentrator_series_software. It was published on October 4, 2002 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories and patches from cisco. Update vpn_3000_concentrator_series_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.cisco.com/warp/public/707/vpn3k-multiple-vuln-pub.shtmlRefwww.securityfocus.com/bid/5622Refexchange.xforce.ibmcloud.com/vulnerabilities/10027Refwww.cisco.com/warp/public/707/vpn3k-multiple-vuln-pub.shtmlRefwww.securityfocus.com/bid/5622Refexchange.xforce.ibmcloud.com/vulnerabilities/10027

How CyberStrike helps

Frequently asked questions

What is CVE-2002-1102?

CVE-2002-1102 is a medium-severity vulnerability affecting cisco vpn_3000_concentrator_series_software. It was published on October 4, 2002 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2002-1102?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2002-1102?

Check the references section for vendor advisories and patches from cisco. Update vpn_3000_concentrator_series_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2002-1102?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2002-1102 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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