Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 or Cisco 12000 series routers, allows remote attackers to cause a denial of service (Line card crash) via certain MPLS packets, as identified by Cisco bug ID CSCsc77475.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ios_xr | Cisco | 3.0.1 (including) | 3.0.1 (including) |
| Ios_xr | Cisco | 3.1.0 (including) | 3.1.0 (including) |
| Ios_xr | Cisco | 3.2 (including) | 3.2 (including) |
| Ios_xr | Cisco | 3.2.1 (including) | 3.2.1 (including) |
| Ios_xr | Cisco | 3.2.2 (including) | 3.2.2 (including) |
| Ios_xr | Cisco | 3.2.3 (including) | 3.2.3 (including) |
| Ios_xr | Cisco | 3.2.4 (including) | 3.2.4 (including) |
| Ios_xr | Cisco | 3.2.50 (including) | 3.2.50 (including) |