What is CVE-2023-20169?

CVE-2023-20169 is a high-severity vulnerability in Cisco Nx-os Software, classified under CWE-788. CVSS score: 7.4/10. Published 2023-08-23.

How severe is CVE-2023-20169?

High severity. CVSS v3 base score is 7.4 out of 10.

Improper input validation in Cisco Nx-os Software

CVE-2023-20169

A vulnerability in the Intermediate System-to-Intermediate System (IS-IS) protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticate…

EPSS: 0.003 (20.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco Nx-os Software — versions 10.3(2)
Cisco Nexus_3048
Cisco Nexus_31108pc-v
Cisco Nexus_31108tc-v
Cisco Nexus_31128pq
Cisco Nexus_3132c-z
Cisco Nexus_3132q-v
Cisco Nexus_3132q-xl
Cisco Nexus_3164q
Cisco Nexus_3172pq

Weakness classification (CWE)

CWE-788
CWE-20 — Improper Input Validation

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20169?: CVE-2023-20169 is a high-severity vulnerability in Cisco Nx-os Software, classified under CWE-788. CVSS score: 7.4/10. Published 2023-08-23.
How severe is CVE-2023-20169?: High severity. CVSS v3 base score is 7.4 out of 10.