Cisco IOS 12.2 through 12.4 and 15.0 through 15.3, and IOS XE 2.1 through 3.9, allows remote attackers to cause a denial of service (device reload) via crafted DHCP packets that are processed locally by a (1) server or (2) relay agent, aka Bug ID CSCug31561.
2013-09-27T10:08:04.243
2025-04-11T00:51:21.963
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 | 2.1.0 | Yes |
Operating System | cisco | ios_xe | 2.1.1 | Yes |
Operating System | cisco | ios_xe | 2.1.2 | Yes |
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 | 2.3.0 | Yes |
Operating System | cisco | ios_xe | 2.3.1 | Yes |
Operating System | cisco | ios_xe | 2.3.1t | Yes |
Operating System | cisco | ios_xe | 2.3.2 | Yes |
Operating System | cisco | ios_xe | 2.4.0 | Yes |
Operating System | cisco | ios_xe | 2.4.1 | Yes |
Operating System | cisco | ios_xe | 2.4.2 | Yes |
Operating System | cisco | ios_xe | 2.4.3 | Yes |
Operating System | cisco | ios_xe | 2.4.4 | Yes |
Operating System | cisco | ios_xe | 2.5.0 | Yes |
Operating System | cisco | ios_xe | 2.5.1 | Yes |
Operating System | cisco | ios_xe | 2.5.2 | Yes |
Operating System | cisco | ios_xe | 2.6.0 | Yes |
Operating System | cisco | ios_xe | 2.6.1 | Yes |
Operating System | cisco | ios_xe | 2.6.2 | Yes |
Operating System | cisco | ios_xe | 3.1.0s | Yes |
Operating System | cisco | ios_xe | 3.1.0sg | Yes |
Operating System | cisco | ios_xe | 3.1.1s | Yes |
Operating System | cisco | ios_xe | 3.1.1sg | Yes |
Operating System | cisco | ios_xe | 3.1.2s | Yes |
Operating System | cisco | ios_xe | 3.1.3s | Yes |
Operating System | cisco | ios_xe | 3.1.4s | Yes |
Operating System | cisco | ios_xe | 3.2.00.xo.15.0\(2\)xo | Yes |
Operating System | cisco | ios_xe | 3.2.0s | Yes |
Operating System | cisco | ios_xe | 3.2.0sg | Yes |
Operating System | cisco | ios_xe | 3.2.0xo | Yes |
Operating System | cisco | ios_xe | 3.2.1s | Yes |
Operating System | cisco | ios_xe | 3.2.1sg | Yes |
Operating System | cisco | ios_xe | 3.2.2s | Yes |
Operating System | cisco | ios_xe | 3.2.2sg | Yes |
Operating System | cisco | ios_xe | 3.2.3sg | Yes |
Operating System | cisco | ios_xe | 3.2.4sg | Yes |
Operating System | cisco | ios_xe | 3.3.0s | Yes |
Operating System | cisco | ios_xe | 3.3.0sg | Yes |
Operating System | cisco | ios_xe | 3.3.1s | Yes |
Operating System | cisco | ios_xe | 3.3.1sg | Yes |
Operating System | cisco | ios_xe | 3.3.2s | Yes |
Operating System | cisco | ios_xe | 3.3.3s | Yes |
Operating System | cisco | ios_xe | 3.4.0as | Yes |
Operating System | cisco | ios_xe | 3.4.0s | Yes |
Operating System | cisco | ios_xe | 3.4.1s | Yes |
Operating System | cisco | ios_xe | 3.4.2s | Yes |
Operating System | cisco | ios_xe | 3.4.3s | Yes |
Operating System | cisco | ios_xe | 3.4.4s | Yes |
Operating System | cisco | ios_xe | 3.4.5s | Yes |
Operating System | cisco | ios_xe | 3.4.xs | Yes |
Operating System | cisco | ios_xe | 3.5.0s | Yes |
Operating System | cisco | ios_xe | 3.5.1s | Yes |
Operating System | cisco | ios_xe | 3.5.2s | Yes |
Operating System | cisco | ios_xe | 3.5.xs | Yes |
Operating System | cisco | ios_xe | 3.6.0s | Yes |
Operating System | cisco | ios_xe | 3.6.1s | Yes |
Operating System | cisco | ios_xe | 3.6.2s | Yes |
Operating System | cisco | ios_xe | 3.7.0s | Yes |
Operating System | cisco | ios_xe | 3.7.1s | Yes |
Operating System | cisco | ios | 12.2 | Yes |
Operating System | cisco | ios | 12.3 | Yes |
Operating System | cisco | ios | 12.4 | Yes |
Operating System | cisco | ios | 15.0 | Yes |
Operating System | cisco | ios | 15.1 | Yes |
Operating System | cisco | ios | 15.2 | Yes |
Operating System | cisco | ios | 15.3 | Yes |