A vulnerability in the anycast gateway feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a device to learn invalid Address Resolution Protocol (ARP) entries. The ARP entries are for nonlocal IP addresses for the subnet. The vulnerability is due to improper validation of a received gratuitous ARP (GARP) request. An attacker could exploit this vulnerability by sending a malicious GARP packet on the local subnet to cause the ARP table on the device to become corrupted. A successful exploit could allow the attacker to populate the ARP table with incorrect entries, which could lead to traffic disruptions.
This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.7, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited integrity, for affected systems. Impacting 80 products from cisco, from cisco, from cisco and 77 others, organizations running these solutions should prioritize assessment and patching.
Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2020-02-26T17:15:13.563
2024-11-21T05:30:28.930
Modified
CVSSv3.1: 4.7 (MEDIUM)
AV:A/AC:L/Au:N/C:N/I:P/A:N
6.5
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | nx-os | 8.1\(1\) | Yes |
| Operating System | cisco | nx-os | 8.4\(1\) | Yes |
| Operating System | cisco | nx-os | 9.3\(1\) | Yes |
| Hardware | cisco | mds_9132t | - | No |
| Hardware | cisco | mds_9148s | - | No |
| Hardware | cisco | mds_9148t | - | No |
| Hardware | cisco | mds_9216 | - | No |
| Hardware | cisco | mds_9216a | - | No |
| Hardware | cisco | mds_9216i | - | No |
| Hardware | cisco | mds_9222i | - | No |
| Hardware | cisco | mds_9506 | - | No |
| Hardware | cisco | mds_9509 | - | No |
| Hardware | cisco | mds_9513 | - | No |
| Hardware | cisco | mds_9706 | - | No |
| Hardware | cisco | mds_9710 | - | No |
| Hardware | cisco | mds_9718 | - | No |
| Hardware | cisco | nexus_3016 | - | No |
| Hardware | cisco | nexus_3048 | - | No |
| Hardware | cisco | nexus_3064 | - | No |
| Hardware | cisco | nexus_3064-t | - | No |
| Hardware | cisco | nexus_31108pc-v | - | No |
| Hardware | cisco | nexus_31108tc-v | - | No |
| Hardware | cisco | nexus_31128pq | - | No |
| Hardware | cisco | nexus_3132c-z | - | No |
| Hardware | cisco | nexus_3132q | - | No |
| Hardware | cisco | nexus_3132q-v | - | No |
| Hardware | cisco | nexus_3132q-xl | - | No |
| Hardware | cisco | nexus_3164q | - | No |
| Hardware | cisco | nexus_3172 | - | No |
| Hardware | cisco | nexus_3172pq-xl | - | No |
| Hardware | cisco | nexus_3172tq | - | No |
| Hardware | cisco | nexus_3172tq-32t | - | No |
| Hardware | cisco | nexus_3172tq-xl | - | No |
| Hardware | cisco | nexus_3232c_ | - | No |
| Hardware | cisco | nexus_3264c-e | - | No |
| Hardware | cisco | nexus_3264q | - | No |
| Hardware | cisco | nexus_3408-s | - | No |
| Hardware | cisco | nexus_34180yc | - | No |
| Hardware | cisco | nexus_3432d-s | - | No |
| Hardware | cisco | nexus_3464c | - | No |
| Hardware | cisco | nexus_3524 | - | No |
| Hardware | cisco | nexus_3524-x | - | No |
| Hardware | cisco | nexus_3524-xl | - | No |
| Hardware | cisco | nexus_3548 | - | No |
| Hardware | cisco | nexus_3548-x | - | No |
| Hardware | cisco | nexus_3548-xl | - | No |
| Hardware | cisco | nexus_36180yc-r | - | No |
| Hardware | cisco | nexus_3636c-r | - | No |
| Hardware | cisco | nexus_7000 | - | No |
| Hardware | cisco | nexus_7700 | - | No |
| Hardware | cisco | nexus_9000v | - | No |
| Hardware | cisco | nexus_92160yc-x | - | No |
| Hardware | cisco | nexus_92300yc | - | No |
| Hardware | cisco | nexus_92304qc | - | No |
| Hardware | cisco | nexus_92348gc-x | - | No |
| Hardware | cisco | nexus_9236c | - | No |
| Hardware | cisco | nexus_9272q | - | No |
| Hardware | cisco | nexus_93108tc-ex | - | No |
| Hardware | cisco | nexus_93108tc-fx | - | No |
| Hardware | cisco | nexus_93120tx | - | No |
| Hardware | cisco | nexus_93128tx | - | No |
| Hardware | cisco | nexus_93180lc-ex | - | No |
| Hardware | cisco | nexus_93180yc-ex | - | No |
| Hardware | cisco | nexus_93180yc-fx | - | No |
| Hardware | cisco | nexus_93216tc-fx2 | - | No |
| Hardware | cisco | nexus_93240yc-fx2 | - | No |
| Hardware | cisco | nexus_9332c | - | No |
| Hardware | cisco | nexus_9332pq | - | No |
| Hardware | cisco | nexus_93360yc-fx2 | - | No |
| Hardware | cisco | nexus_9336c-fx2 | - | No |
| Hardware | cisco | nexus_9336pq_aci_spine | - | No |
| Hardware | cisco | nexus_9348gc-fxp | - | No |
| Hardware | cisco | nexus_9364c | - | No |
| Hardware | cisco | nexus_9372px | - | No |
| Hardware | cisco | nexus_9372px-e | - | No |
| Hardware | cisco | nexus_9372tx | - | No |
| Hardware | cisco | nexus_9372tx-e | - | 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 |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.