A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed request option is enabled for TACACS+ or RADIUS. An attacker could exploit this vulnerability by entering a crafted string at the login prompt of an affected device. A successful exploit could allow the attacker to cause the affected device to unexpectedly reload, resulting in a denial of service (DoS) condition.
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.1, requiring local system access to exploit with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 84 products from cisco, from cisco, from cisco and 81 others, organizations running these solutions should prioritize assessment and patching.
Reported in 2023, 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.
2023-08-23T19:15:07.777
2024-11-21T07:40:43.873
Modified
CVSSv3.1: 7.1 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | nx-os | 9.3\(11\) | Yes |
| Operating System | cisco | nx-os | 10.2\(5\) | Yes |
| Hardware | cisco | nexus_3048 | - | 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-v | - | No |
| Hardware | cisco | nexus_3132q-xl | - | No |
| Hardware | cisco | nexus_3164q | - | No |
| Hardware | cisco | nexus_3172pq | - | 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_3232 | - | 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_34200yc-sm | - | 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_9232e | - | No |
| Hardware | cisco | nexus_92348gc-x | - | No |
| Hardware | cisco | nexus_9408 | - | No |
| Hardware | cisco | nexus_9504 | - | No |
| Hardware | cisco | nexus_9508 | - | No |
| Hardware | cisco | nexus_9516 | - | No |
| Operating System | cisco | nx-os | - | Yes |
| Hardware | cisco | mds_9000 | - | No |
| Hardware | cisco | mds_9100 | - | No |
| Hardware | cisco | mds_9132t | - | No |
| Hardware | cisco | mds_9134 | - | No |
| Hardware | cisco | mds_9140 | - | No |
| Hardware | cisco | mds_9148 | - | No |
| Hardware | cisco | mds_9148s | - | No |
| Hardware | cisco | mds_9148t | - | No |
| Hardware | cisco | mds_9200 | - | No |
| Hardware | cisco | mds_9216 | - | No |
| Hardware | cisco | mds_9216a | - | No |
| Hardware | cisco | mds_9216i | - | No |
| Hardware | cisco | mds_9222i | - | No |
| Hardware | cisco | mds_9250i | - | No |
| Hardware | cisco | mds_9396s | - | No |
| Hardware | cisco | mds_9396t | - | No |
| Hardware | cisco | mds_9500 | - | No |
| Hardware | cisco | mds_9506 | - | No |
| Hardware | cisco | mds_9509 | - | No |
| Hardware | cisco | mds_9513 | - | No |
| Hardware | cisco | mds_9700 | - | No |
| Hardware | cisco | mds_9706 | - | No |
| Hardware | cisco | mds_9710 | - | No |
| Hardware | cisco | mds_9718 | - | No |
| Hardware | cisco | nexus_1000_virtual_edge | - | No |
| Hardware | cisco | nexus_1000v | - | No |
| Hardware | cisco | nexus_1000v | - | No |
| Hardware | cisco | nexus_5500 | - | No |
| Hardware | cisco | nexus_5548p | - | No |
| Hardware | cisco | nexus_5548up | - | No |
| Hardware | cisco | nexus_5596t | - | No |
| Hardware | cisco | nexus_5596up | - | No |
| Hardware | cisco | nexus_5600 | - | 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 |
| Hardware | cisco | nexus_6000 | - | No |
| Hardware | cisco | nexus_6001 | - | No |
| Hardware | cisco | nexus_6001p | - | No |
| Hardware | cisco | nexus_6001t | - | No |
| Hardware | cisco | nexus_6004 | - | No |
| Hardware | cisco | nexus_6004x | - | No |
| Hardware | cisco | nexus_7000 | - | No |
| Hardware | cisco | nexus_7004 | - | No |
| Hardware | cisco | nexus_7009 | - | No |
| Hardware | cisco | nexus_7010 | - | No |
| Hardware | cisco | nexus_7018 | - | 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.