Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service (device crash) via crafted IPv4 DHCP packets to the (1) DHCPv4 relay agent or (2) smart relay agent, aka Bug IDs CSCuq24603, CSCur93159, CSCus21693, and CSCut76171.
2016-10-06T01:59:01.637
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 7.5 (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 | nx-os | 4.1.\(2\) | Yes |
| Operating System | cisco | nx-os | 4.1.\(3\) | Yes |
| Operating System | cisco | nx-os | 4.1.\(4\) | Yes |
| Operating System | cisco | nx-os | 4.1.\(5\) | Yes |
| Operating System | cisco | nx-os | 4.2\(3\) | Yes |
| Operating System | cisco | nx-os | 4.2\(4\) | Yes |
| Operating System | cisco | nx-os | 4.2\(6\) | Yes |
| Operating System | cisco | nx-os | 4.2\(8\) | Yes |
| Operating System | cisco | nx-os | 4.2.\(2a\) | Yes |
| Operating System | cisco | nx-os | 5.0\(2a\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\) | Yes |
| Operating System | cisco | nx-os | 5.0\(5\) | Yes |
| Operating System | cisco | nx-os | 5.1\(1\) | Yes |
| Operating System | cisco | nx-os | 5.1\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\) | Yes |
| Operating System | cisco | nx-os | 5.1\(4\) | Yes |
| Operating System | cisco | nx-os | 5.1\(5\) | Yes |
| Operating System | cisco | nx-os | 5.1\(6\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\) | Yes |
| Operating System | cisco | nx-os | 5.2\(3a\) | Yes |
| Operating System | cisco | nx-os | 5.2\(4\) | Yes |
| Operating System | cisco | nx-os | 5.2\(5\) | Yes |
| Operating System | cisco | nx-os | 5.2\(7\) | Yes |
| Operating System | cisco | nx-os | 5.2\(9\) | Yes |
| Operating System | cisco | nx-os | 6.0\(1\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\) | Yes |
| Operating System | cisco | nx-os | 6.0\(3\) | Yes |
| Operating System | cisco | nx-os | 6.0\(4\) | Yes |
| Operating System | cisco | nx-os | 6.1\(1\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\) | Yes |
| Operating System | cisco | nx-os | 6.1\(3\) | Yes |
| Operating System | cisco | nx-os | 6.1\(4\) | Yes |
| Operating System | cisco | nx-os | 6.1\(4a\) | Yes |
| Operating System | cisco | nx-os | 6.1\(5\) | Yes |
| Operating System | cisco | nx-os | 6.2\(2\) | Yes |
| Operating System | cisco | nx-os | 6.2\(2a\) | Yes |
| Operating System | cisco | nx-os | 6.2\(6\) | Yes |
| Operating System | cisco | nx-os | 6.2\(6b\) | Yes |
| Operating System | cisco | nx-os | 6.2\(8\) | Yes |
| Operating System | cisco | nx-os | 6.2\(8a\) | Yes |
| Operating System | cisco | nx-os | 6.2\(8b\) | Yes |
| Operating System | cisco | nx-os | 6.2\(10\) | Yes |
| Operating System | cisco | nx-os | 6.2\(12\) | Yes |
| Operating System | cisco | nx-os | 6.2\(14\)s1 | Yes |
| Operating System | cisco | nx-os | 7.2\(0\)n1\(0.1\) | Yes |
| Operating System | cisco | nx-os | base | Yes |
| Hardware | cisco | nexus_7000_10-slot | - | No |
| Hardware | cisco | nexus_7000_18-slot | - | No |
| Hardware | cisco | nexus_7000_4-slot | - | No |
| Hardware | cisco | nexus_7000_9-slot | - | No |
| Hardware | cisco | nexus_7700_10-slot | - | No |
| Hardware | cisco | nexus_7700_18-slot | - | No |
| Hardware | cisco | nexus_7700_2-slot | - | No |
| Hardware | cisco | nexus_7700_6-slot | - | No |
| Operating System | cisco | nx-os | 4.2\(1\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 4.2\(1\)n2\(1\) | Yes |
| Operating System | cisco | nx-os | 4.2\(1\)n2\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.0\(2\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 5.0\(2\)n2\(1\) | Yes |
| Operating System | cisco | nx-os | 5.0\(2\)n2\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\)n1\(1c\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\)n2\(1\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\)n2\(2\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\)n2\(2a\) | Yes |
| Operating System | cisco | nx-os | 5.0\(3\)n2\(2b\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n1\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n2\(1\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n2\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n2\(1b\) | Yes |
| Operating System | cisco | nx-os | 5.1\(3\)n2\(1c\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(1a\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(1b\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(2\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(2a\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(3\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(4\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(5\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(6\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(7\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(8\) | Yes |
| Operating System | cisco | nx-os | 5.2\(1\)n1\(8a\) | Yes |
| Hardware | cisco | nexus_5010 | - | No |
| Hardware | cisco | nexus_5020 | - | No |
| Hardware | cisco | nexus_5548p | - | No |
| Hardware | cisco | nexus_5548up | - | No |
| Hardware | cisco | nexus_5596t | - | No |
| Hardware | cisco | nexus_5596up | - | No |
| Hardware | cisco | nexus_56128p | - | No |
| Hardware | cisco | nexus_5624q | - | No |
| Hardware | cisco | nexus_5648q | - | No |
| Hardware | cisco | nexus_5672up | - | No |
| Hardware | cisco | nexus_5672up-16g | - | No |
| Hardware | cisco | nexus_5696q | - | No |
| Operating System | cisco | nx-os | 6.1\(2\)i2\(1\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i2\(2\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i2\(2a\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i2\(2b\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i2\(3\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i3\(1\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i3\(2\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i3\(3\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i3\(3.78\) | Yes |
| Operating System | cisco | nx-os | 6.1\(2\)i3\(4\) | Yes |
| Operating System | cisco | nx-os | 7.0\(3\) | Yes |
| Hardware | cisco | nexus_92160yc-x | - | No |
| Hardware | cisco | nexus_92304qc | - | No |
| Hardware | cisco | nexus_9236c | - | No |
| Hardware | cisco | nexus_9272q | - | No |
| Hardware | cisco | nexus_93108tc-ex | - | No |
| Hardware | cisco | nexus_93120tx | - | No |
| Hardware | cisco | nexus_93128tx | - | No |
| Hardware | cisco | nexus_93180yc-ex | - | No |
| Hardware | cisco | nexus_9332pq | - | No |
| Hardware | cisco | nexus_9336pq_aci_spine | - | No |
| Hardware | cisco | nexus_9372px | - | No |
| Hardware | cisco | nexus_9372tx | - | No |
| Hardware | cisco | nexus_9396px | - | No |
| Hardware | cisco | nexus_9396tx | - | No |
| Hardware | cisco | nexus_9504 | - | No |
| Hardware | cisco | nexus_9508 | - | No |
| Hardware | cisco | nexus_9516 | - | No |
| Operating System | cisco | nx-os | 6.0\(2\)n1\(2\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n1\(2a\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(1\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(1b\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(2\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(3\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(4\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(5\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(5a\) | Yes |
| Operating System | cisco | nx-os | 6.0\(2\)n2\(6\) | Yes |
| Operating System | cisco | nx-os | 7.0\(0\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(1\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(2\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(3\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(4\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(5\)n1\(1\) | Yes |
| Operating System | cisco | nx-os | 7.0\(5\)n1\(1a\) | Yes |
| Operating System | cisco | nx-os | 7.1\(0\)n1\(1a\) | Yes |
| Operating System | cisco | nx-os | 7.1\(0\)n1\(1b\) | Yes |
| Operating System | cisco | nx-os | base | Yes |
| Hardware | cisco | nexus_6001 | - | No |
| Hardware | cisco | nexus_6004 | - | No |