Buffer overflow in Cisco Nx-os Software

CVE-2023-20168

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…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-20168?
CVE-2023-20168 is a high-severity vulnerability in Cisco Nx-os Software, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.1/10. Published 2023-08-23.
How severe is CVE-2023-20168?
High severity. CVSS v3 base score is 7.1 out of 10.