CVE-2020-3120
Summary
| CVE | CVE-2020-3120 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-02-05 18:15:00 UTC |
| Updated | 2023-04-20 15:27:00 UTC |
| Description | A vulnerability in the Cisco Discovery Protocol implementation for Cisco FXOS Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to a missing check when the affected software processes Cisco Discovery Protocol messages. An attacker could exploit this vulnerability by sending a malicious Cisco Discovery Protocol packet to an affected device. A successful exploit could allow the attacker to exhaust system memory, causing the device to reload. Cisco Discovery Protocol is a Layer 2 protocol. To exploit this vulnerability, an attacker must be in the same broadcast domain as the affected device (Layer 2 adjacent). |
Risk And Classification
Problem Types: CWE-190
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Cisco | Asr 9000v | - | All | All | All |
| Hardware | Cisco | Asr 9000v | - | All | All | All |
| Hardware | Cisco | Asr 9001 | - | All | All | All |
| Hardware | Cisco | Asr 9001 | - | All | All | All |
| Hardware | Cisco | Asr 9006 | - | All | All | All |
| Hardware | Cisco | Asr 9006 | - | All | All | All |
| Hardware | Cisco | Asr 9010 | - | All | All | All |
| Hardware | Cisco | Asr 9010 | - | All | All | All |
| Hardware | Cisco | Asr 9901 | - | All | All | All |
| Hardware | Cisco | Asr 9901 | - | All | All | All |
| Hardware | Cisco | Asr 9904 | - | All | All | All |
| Hardware | Cisco | Asr 9904 | - | All | All | All |
| Hardware | Cisco | Asr 9906 | - | All | All | All |
| Hardware | Cisco | Asr 9906 | - | All | All | All |
| Hardware | Cisco | Asr 9910 | - | All | All | All |
| Hardware | Cisco | Asr 9910 | - | All | All | All |
| Hardware | Cisco | Asr 9912 | - | All | All | All |
| Hardware | Cisco | Asr 9912 | - | All | All | All |
| Hardware | Cisco | Asr 9922 | - | All | All | All |
| Hardware | Cisco | Asr 9922 | - | All | All | All |
| Hardware | Cisco | Crs | - | All | All | All |
| Hardware | Cisco | Crs | - | All | All | All |
| Hardware | Cisco | Firepower 4110 | - | All | All | All |
| Hardware | Cisco | Firepower 4110 | - | All | All | All |
| Hardware | Cisco | Firepower 4115 | - | All | All | All |
| Hardware | Cisco | Firepower 4115 | - | All | All | All |
| Hardware | Cisco | Firepower 4120 | - | All | All | All |
| Hardware | Cisco | Firepower 4120 | - | All | All | All |
| Hardware | Cisco | Firepower 4125 | - | All | All | All |
| Hardware | Cisco | Firepower 4125 | - | All | All | All |
| Hardware | Cisco | Firepower 4140 | - | All | All | All |
| Hardware | Cisco | Firepower 4140 | - | All | All | All |
| Hardware | Cisco | Firepower 4145 | - | All | All | All |
| Hardware | Cisco | Firepower 4145 | - | All | All | All |
| Hardware | Cisco | Firepower 4150 | - | All | All | All |
| Hardware | Cisco | Firepower 4150 | - | All | All | All |
| Hardware | Cisco | Firepower 9300 | - | All | All | All |
| Hardware | Cisco | Firepower 9300 | - | All | All | All |
| Operating System | Cisco | Firepower Extensible Operating System | All | All | All | All |
| Operating System | Cisco | Firepower Extensible Operating System | All | All | All | All |
| Operating System | Cisco | Fxos | All | All | All | All |
| Operating System | Cisco | Fxos | 2.4 | All | All | All |
| Operating System | Cisco | Fxos | All | All | All | All |
| Operating System | Cisco | Fxos | 2.4 | All | All | All |
| Operating System | Cisco | Fxos | All | All | All | All |
| Operating System | Cisco | Ios Xr | 5.2.5 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.4.2 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.5.3 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.6.25 | All | All | All |
| Operating System | Cisco | Ios Xr | 7.0.1 | All | All | All |
| Operating System | Cisco | Ios Xr | 5.2.5 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.4.2 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.5.3 | All | All | All |
| Operating System | Cisco | Ios Xr | 6.6.25 | All | All | All |
| Operating System | Cisco | Ios Xr | 7.0.1 | All | All | All |
| Hardware | Cisco | Mds 9132t | - | All | All | All |
| Hardware | Cisco | Mds 9132t | - | All | All | All |
| Hardware | Cisco | Mds 9148s | - | All | All | All |
| Hardware | Cisco | Mds 9148s | - | All | All | All |
| Hardware | Cisco | Mds 9148t | - | All | All | All |
| Hardware | Cisco | Mds 9148t | - | All | All | All |
| Hardware | Cisco | Mds 9216 | - | All | All | All |
| Hardware | Cisco | Mds 9216 | - | All | All | All |
| Hardware | Cisco | Mds 9216a | - | All | All | All |
| Hardware | Cisco | Mds 9216a | - | All | All | All |
| Hardware | Cisco | Mds 9216i | - | All | All | All |
| Hardware | Cisco | Mds 9216i | - | All | All | All |
| Hardware | Cisco | Mds 9222i | - | All | All | All |
| Hardware | Cisco | Mds 9222i | - | All | All | All |
| Hardware | Cisco | Mds 9506 | - | All | All | All |
| Hardware | Cisco | Mds 9506 | - | All | All | All |
| Hardware | Cisco | Mds 9509 | - | All | All | All |
| Hardware | Cisco | Mds 9509 | - | All | All | All |
| Hardware | Cisco | Mds 9513 | - | All | All | All |
| Hardware | Cisco | Mds 9513 | - | All | All | All |
| Hardware | Cisco | Mds 9706 | - | All | All | All |
| Hardware | Cisco | Mds 9706 | - | All | All | All |
| Hardware | Cisco | Mds 9710 | - | All | All | All |
| Hardware | Cisco | Mds 9710 | - | All | All | All |
| Hardware | Cisco | Mds 9718 | - | All | All | All |
| Hardware | Cisco | Mds 9718 | - | All | All | All |
| Hardware | Cisco | Ncs 5001 | - | All | All | All |
| Hardware | Cisco | Ncs 5001 | - | All | All | All |
| Hardware | Cisco | Ncs 5002 | - | All | All | All |
| Hardware | Cisco | Ncs 5002 | - | All | All | All |
| Hardware | Cisco | Ncs 5011 | - | All | All | All |
| Hardware | Cisco | Ncs 5011 | - | All | All | All |
| Hardware | Cisco | Ncs 540-12z20g-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540-12z20g-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540-12z20g-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540-12z20g-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540-24z8q2c-sys | - | All | All | All |
| Hardware | Cisco | Ncs 540-24z8q2c-sys | - | All | All | All |
| Hardware | Cisco | Ncs 540-28z4c-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540-28z4c-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540-28z4c-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540-28z4c-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540-acc-sys | - | All | All | All |
| Hardware | Cisco | Ncs 540-acc-sys | - | All | All | All |
| Hardware | Cisco | Ncs 540l | - | All | All | All |
| Hardware | Cisco | Ncs 540l | - | All | All | All |
| Hardware | Cisco | Ncs 540x-12z16g-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540x-12z16g-sys-a | - | All | All | All |
| Hardware | Cisco | Ncs 540x-12z16g-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540x-12z16g-sys-d | - | All | All | All |
| Hardware | Cisco | Ncs 540x-16z4g8q2c-a | - | All | All | All |
| Hardware | Cisco | Ncs 540x-16z4g8q2c-a | - | All | All | All |
| Hardware | Cisco | Ncs 540x-16z4g8q2c-d | - | All | All | All |
| Hardware | Cisco | Ncs 540x-16z4g8q2c-d | - | All | All | All |
| Hardware | Cisco | Ncs 540x-acc-sys | - | All | All | All |
| Hardware | Cisco | Ncs 540x-acc-sys | - | All | All | All |
| Hardware | Cisco | Ncs 5501 | - | All | All | All |
| Hardware | Cisco | Ncs 5501 | - | All | All | All |
| Hardware | Cisco | Ncs 5501-se | - | All | All | All |
| Hardware | Cisco | Ncs 5501-se | - | All | All | All |
| Hardware | Cisco | Ncs 5502 | - | All | All | All |
| Hardware | Cisco | Ncs 5502 | - | All | All | All |
| Hardware | Cisco | Ncs 5502-se | - | All | All | All |
| Hardware | Cisco | Ncs 5502-se | - | All | All | All |
| Hardware | Cisco | Ncs 5508 | - | All | All | All |
| Hardware | Cisco | Ncs 5508 | - | All | All | All |
| Hardware | Cisco | Ncs 5516 | - | All | All | All |
| Hardware | Cisco | Ncs 5516 | - | All | All | All |
| Hardware | Cisco | Ncs 560 | - | All | All | All |
| Hardware | Cisco | Ncs 560 | - | All | All | All |
| Hardware | Cisco | Ncs 6000 | - | All | All | All |
| Hardware | Cisco | Ncs 6000 | - | All | All | All |
| Hardware | Cisco | Nexus 1000v | - | All | All | All |
| Hardware | Cisco | Nexus 1000v | - | All | All | All |
| Hardware | Cisco | Nexus 1000v | - | All | All | All |
| Hardware | Cisco | Nexus 1000v | - | All | All | All |
| Hardware | Cisco | Nexus 1000ve | - | All | All | All |
| Hardware | Cisco | Nexus 1000ve | - | All | All | All |
| Hardware | Cisco | Nexus 3016 | - | All | All | All |
| Hardware | Cisco | Nexus 3016 | - | All | All | All |
| Hardware | Cisco | Nexus 3048 | - | All | All | All |
| Hardware | Cisco | Nexus 3048 | - | All | All | All |
| Hardware | Cisco | Nexus 3064 | - | All | All | All |
| Hardware | Cisco | Nexus 3064 | - | All | All | All |
| Hardware | Cisco | Nexus 3064-t | - | All | All | All |
| Hardware | Cisco | Nexus 3064-t | - | All | All | All |
| Hardware | Cisco | Nexus 31108pc-v | - | All | All | All |
| Hardware | Cisco | Nexus 31108pc-v | - | All | All | All |
| Hardware | Cisco | Nexus 31108tc-v | - | All | All | All |
| Hardware | Cisco | Nexus 31108tc-v | - | All | All | All |
| Hardware | Cisco | Nexus 31128pq | - | All | All | All |
| Hardware | Cisco | Nexus 31128pq | - | All | All | All |
| Hardware | Cisco | Nexus 3132c-z | - | All | All | All |
| Hardware | Cisco | Nexus 3132c-z | - | All | All | All |
| Hardware | Cisco | Nexus 3132q | - | All | All | All |
| Hardware | Cisco | Nexus 3132q | - | All | All | All |
| Hardware | Cisco | Nexus 3132q-v | - | All | All | All |
| Hardware | Cisco | Nexus 3132q-v | - | All | All | All |
| Hardware | Cisco | Nexus 3132q-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3132q-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3164q | - | All | All | All |
| Hardware | Cisco | Nexus 3164q | - | All | All | All |
| Hardware | Cisco | Nexus 3172 | - | All | All | All |
| Hardware | Cisco | Nexus 3172 | - | All | All | All |
| Hardware | Cisco | Nexus 3172pq-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3172pq-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq-32t | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq-32t | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3172tq-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3232c | - | All | All | All |
| Hardware | Cisco | Nexus 3232c | - | All | All | All |
| Hardware | Cisco | Nexus 3264c-e | - | All | All | All |
| Hardware | Cisco | Nexus 3264c-e | - | All | All | All |
| Hardware | Cisco | Nexus 3264q | - | All | All | All |
| Hardware | Cisco | Nexus 3264q | - | All | All | All |
| Hardware | Cisco | Nexus 3408-s | - | All | All | All |
| Hardware | Cisco | Nexus 3408-s | - | All | All | All |
| Hardware | Cisco | Nexus 34180yc | - | All | All | All |
| Hardware | Cisco | Nexus 34180yc | - | All | All | All |
| Hardware | Cisco | Nexus 3432d-s | - | All | All | All |
| Hardware | Cisco | Nexus 3432d-s | - | All | All | All |
| Hardware | Cisco | Nexus 3464c | - | All | All | All |
| Hardware | Cisco | Nexus 3464c | - | All | All | All |
| Hardware | Cisco | Nexus 3524 | - | All | All | All |
| Hardware | Cisco | Nexus 3524 | - | All | All | All |
| Hardware | Cisco | Nexus 3524-x | - | All | All | All |
| Hardware | Cisco | Nexus 3524-x | - | All | All | All |
| Hardware | Cisco | Nexus 3524-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3524-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3548 | - | All | All | All |
| Hardware | Cisco | Nexus 3548 | - | All | All | All |
| Hardware | Cisco | Nexus 3548-x | - | All | All | All |
| Hardware | Cisco | Nexus 3548-x | - | All | All | All |
| Hardware | Cisco | Nexus 3548-xl | - | All | All | All |
| Hardware | Cisco | Nexus 3548-xl | - | All | All | All |
| Hardware | Cisco | Nexus 36180yc-r | - | All | All | All |
| Hardware | Cisco | Nexus 36180yc-r | - | All | All | All |
| Hardware | Cisco | Nexus 3636c-r | - | All | All | All |
| Hardware | Cisco | Nexus 3636c-r | - | All | All | All |
| Hardware | Cisco | Nexus 5548p | - | All | All | All |
| Hardware | Cisco | Nexus 5548p | - | All | All | All |
| Hardware | Cisco | Nexus 5548up | - | All | All | All |
| Hardware | Cisco | Nexus 5548up | - | All | All | All |
| Hardware | Cisco | Nexus 5596t | - | All | All | All |
| Hardware | Cisco | Nexus 5596t | - | All | All | All |
| Hardware | Cisco | Nexus 5596up | - | All | All | All |
| Hardware | Cisco | Nexus 5596up | - | All | All | All |
| Hardware | Cisco | Nexus 56128p | - | All | All | All |
| Hardware | Cisco | Nexus 56128p | - | All | All | All |
| Hardware | Cisco | Nexus 5624q | - | All | All | All |
| Hardware | Cisco | Nexus 5624q | - | All | All | All |
| Hardware | Cisco | Nexus 5648q | - | All | All | All |
| Hardware | Cisco | Nexus 5648q | - | All | All | All |
| Hardware | Cisco | Nexus 5672up | - | All | All | All |
| Hardware | Cisco | Nexus 5672up | - | All | All | All |
| Hardware | Cisco | Nexus 5696q | - | All | All | All |
| Hardware | Cisco | Nexus 5696q | - | All | All | All |
| Hardware | Cisco | Nexus 7000 | - | All | All | All |
| Hardware | Cisco | Nexus 7000 | - | All | All | All |
| Hardware | Cisco | Nexus 7700 | - | All | All | All |
| Hardware | Cisco | Nexus 7700 | - | All | All | All |
| Hardware | Cisco | Nexus 9000v | - | All | All | All |
| Hardware | Cisco | Nexus 9000v | - | All | All | All |
| Hardware | Cisco | Nexus 92160yc-x | - | All | All | All |
| Hardware | Cisco | Nexus 92160yc-x | - | All | All | All |
| Hardware | Cisco | Nexus 92300yc | - | All | All | All |
| Hardware | Cisco | Nexus 92300yc | - | All | All | All |
| Hardware | Cisco | Nexus 92304qc | - | All | All | All |
| Hardware | Cisco | Nexus 92304qc | - | All | All | All |
| Hardware | Cisco | Nexus 92348gc-x | - | All | All | All |
| Hardware | Cisco | Nexus 92348gc-x | - | All | All | All |
| Hardware | Cisco | Nexus 9236c | - | All | All | All |
| Hardware | Cisco | Nexus 9236c | - | All | All | All |
| Hardware | Cisco | Nexus 9272q | - | All | All | All |
| Hardware | Cisco | Nexus 9272q | - | All | All | All |
| Hardware | Cisco | Nexus 93108tc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93108tc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93108tc-fx | - | All | All | All |
| Hardware | Cisco | Nexus 93108tc-fx | - | All | All | All |
| Hardware | Cisco | Nexus 93120tx | - | All | All | All |
| Hardware | Cisco | Nexus 93120tx | - | All | All | All |
| Hardware | Cisco | Nexus 93128tx | - | All | All | All |
| Hardware | Cisco | Nexus 93128tx | - | All | All | All |
| Hardware | Cisco | Nexus 93180lc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93180lc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93180yc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93180yc-ex | - | All | All | All |
| Hardware | Cisco | Nexus 93180yc-fx | - | All | All | All |
| Hardware | Cisco | Nexus 93180yc-fx | - | All | All | All |
| Hardware | Cisco | Nexus 93216tc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 93216tc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 93240yc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 93240yc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 9332c | - | All | All | All |
| Hardware | Cisco | Nexus 9332c | - | All | All | All |
| Hardware | Cisco | Nexus 9332pq | - | All | All | All |
| Hardware | Cisco | Nexus 9332pq | - | All | All | All |
| Hardware | Cisco | Nexus 93360yc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 93360yc-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 9336c-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 9336c-fx2 | - | All | All | All |
| Hardware | Cisco | Nexus 9336pq Aci Spine | - | All | All | All |
| Hardware | Cisco | Nexus 9336pq Aci Spine | - | All | All | All |
| Hardware | Cisco | Nexus 9348gc-fxp | - | All | All | All |
| Hardware | Cisco | Nexus 9348gc-fxp | - | All | All | All |
| Hardware | Cisco | Nexus 9364c | - | All | All | All |
| Hardware | Cisco | Nexus 9364c | - | All | All | All |
| Hardware | Cisco | Nexus 9372px | - | All | All | All |
| Hardware | Cisco | Nexus 9372px | - | All | All | All |
| Hardware | Cisco | Nexus 9372px-e | - | All | All | All |
| Hardware | Cisco | Nexus 9372px-e | - | All | All | All |
| Hardware | Cisco | Nexus 9372tx | - | All | All | All |
| Hardware | Cisco | Nexus 9372tx | - | All | All | All |
| Hardware | Cisco | Nexus 9372tx-e | - | All | All | All |
| Hardware | Cisco | Nexus 9372tx-e | - | All | All | All |
| Hardware | Cisco | Nexus 9396px | - | All | All | All |
| Hardware | Cisco | Nexus 9396px | - | All | All | All |
| Hardware | Cisco | Nexus 9396tx | - | All | All | All |
| Hardware | Cisco | Nexus 9396tx | - | All | All | All |
| Hardware | Cisco | Nexus 9504 | - | All | All | All |
| Hardware | Cisco | Nexus 9504 | - | All | All | All |
| Hardware | Cisco | Nexus 9508 | - | All | All | All |
| Hardware | Cisco | Nexus 9508 | - | All | All | All |
| Hardware | Cisco | Nexus 9516 | - | All | All | All |
| Hardware | Cisco | Nexus 9516 | - | All | All | All |
| Operating System | Cisco | Nx-os | All | All | All | All |
| Operating System | Cisco | Nx-os | All | All | All | All |
| Operating System | Cisco | Nx-os | All | All | All | All |
| Hardware | Cisco | Ucs 6248up | - | All | All | All |
| Hardware | Cisco | Ucs 6248up | - | All | All | All |
| Hardware | Cisco | Ucs 6296up | - | All | All | All |
| Hardware | Cisco | Ucs 6296up | - | All | All | All |
| Hardware | Cisco | Ucs 6300 | - | All | All | All |
| Hardware | Cisco | Ucs 6300 | - | All | All | All |
| Hardware | Cisco | Ucs 6324 | - | All | All | All |
| Hardware | Cisco | Ucs 6324 | - | All | All | All |
| Hardware | Cisco | Ucs 64108 | - | All | All | All |
| Hardware | Cisco | Ucs 64108 | - | All | All | All |
| Hardware | Cisco | Ucs 6454 | - | All | All | All |
| Hardware | Cisco | Ucs 6454 | - | All | All | All |
| Application | Cisco | Ucs Manager | All | All | All | All |
| Application | Cisco | Ucs Manager | All | All | All | All |
| Hardware | Cisco | Xrv 9000 | - | All | All | All |
| Hardware | Cisco | Xrv 9000 | - | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Cisco Discovery Protocol (CDP) Remote Device Takeover ≈ Packet Storm | MISC | packetstormsecurity.com | Third Party Advisory, VDB Entry |
| Cisco FXOS, IOS XR, and NX-OS Software Cisco Discovery Protocol Denial of Service Vulnerability | CISCO | tools.cisco.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.