CVE-2002-1095: Cisco Secure Access Control Server

Medium severity, CVSS 5.0. EPSS: 1% chance of exploitation in the next 30 days.

Cisco VPN 3000 Concentrator before 2.5.2(F), with encryption enabled, allows remote attackers to cause a denial of service (reload) via a Windows-based PPTP client with the "No Encryption" option set.

Affected products

• Cisco Secure Access Control Server: version 2.6.3 only
• Cisco VPN 3000 Concentrator Series Software: version 2.0 only; version 2.5.2.a only; version 2.5.2.b only; version 2.5.2.c only; version 2.5.2.d only
• Cisco VPN 3002 Hardware Client: any version

Published 2002-10-04. Last modified 2026-06-16.