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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Vpn_3000_concentrator_series_software | Cisco | 2.0 (including) | 2.0 (including) |
| Vpn_3000_concentrator_series_software | Cisco | 2.5.2.a (including) | 2.5.2.a (including) |
| Vpn_3000_concentrator_series_software | Cisco | 2.5.2.b (including) | 2.5.2.b (including) |
| Vpn_3000_concentrator_series_software | Cisco | 2.5.2.c (including) | 2.5.2.c (including) |
| Vpn_3000_concentrator_series_software | Cisco | 2.5.2.d (including) | 2.5.2.d (including) |