PPTP implementation in Cisco IOS 12.1 and 12.2 allows remote attackers to cause a denial of service (crash) via a malformed packet.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ios | Cisco | 12.1e (including) | 12.1e (including) |
| Ios | Cisco | 12.1ez (including) | 12.1ez (including) |
| Ios | Cisco | 12.1t (including) | 12.1t (including) |
| Ios | Cisco | 12.1ya (including) | 12.1ya (including) |
| Ios | Cisco | 12.1yc (including) | 12.1yc (including) |
| Ios | Cisco | 12.1yd (including) | 12.1yd (including) |
| Ios | Cisco | 12.2 (including) | 12.2 (including) |
| Ios | Cisco | 12.2t (including) | 12.2t (including) |
| Ios | Cisco | 12.2xa (including) | 12.2xa (including) |
| Ios | Cisco | 12.2xd (including) | 12.2xd (including) |
| Ios | Cisco | 12.2xe (including) | 12.2xe (including) |
| Ios | Cisco | 12.2xh (including) | 12.2xh (including) |
| Ios | Cisco | 12.2xq (including) | 12.2xq (including) |