NA

CVE-2023-20168

Published: 23/08/2023 Updated: 25/01/2024
CVSS v3 Base Score: 6.5 | Impact Score: 4 | Exploitability Score: 2
VMScore: 0

Vulnerability Summary

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local malicious user 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 malicious user to cause the affected device to unexpectedly reload, resulting in a denial of service (DoS) condition.

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cisco nx-os 9.3\\(11\\)

cisco nx-os 10.2\\(5\\)

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Vendor Advisories

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 ...