Cisco IOS XE before 3.1.2S on ASR 1000 devices mishandles the automatic setup of Virtual Fragment Reassembly (VFR) by certain firewall and NAT components, which allows remote attackers to cause a denial of service (Embedded Services Processor crash) via crafted IP packets, aka Bug IDs CSCtf87624, CSCte93229, CSCtd19103, and CSCti63623.
2015-08-29T01:59:02.690
2025-04-12T10:46:40.837
Deferred
CVSSv2: 7.8 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | ios_xe | 2.2.1 | Yes |
| Operating System | cisco | ios_xe | 2.2.2 | Yes |
| Operating System | cisco | ios_xe | 2.2.3 | Yes |
| Operating System | cisco | ios_xe | 3.1.0s | Yes |
| Operating System | cisco | ios_xe | 3.1.1s | Yes |
| Hardware | cisco | asr_1001 | - | No |
| Hardware | cisco | asr_1001-x | - | No |
| Hardware | cisco | asr_1002 | - | No |
| Hardware | cisco | asr_1002-x | - | No |
| Hardware | cisco | asr_1004 | - | No |
| Hardware | cisco | asr_1006 | - | No |
| Hardware | cisco | asr_1013 | - | No |