What is CVE-2023-20176?

CVE-2023-20176 is a medium-severity vulnerability in Cisco Catalyst 9124, classified under Uncontrolled Resource Consumption. CVSS score: 5.8/10. Published 2023-09-27.

How severe is CVE-2023-20176?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Resource exhaustion in Cisco Catalyst 9124

CVE-2023-20176

A vulnerability in the networking component of Cisco access point (AP) software could allow an unauthenticated, remote attacker to cause a temporary disruption of service. This vulnerability is due to overuse of AP resources. An attacker could exploit this vulnerability by connecting to an AP on an affected device as a wireless client and sending a high rate of traffic over an extended period of time. A successful exploit could allow the attacker to cause the Datagram TLS (DTLS) session to tear down and reset, causing a denial of service (DoS) condition.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.007 (48.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20176?: CVE-2023-20176 is a medium-severity vulnerability in Cisco Catalyst 9124, classified under Uncontrolled Resource Consumption. CVSS score: 5.8/10. Published 2023-09-27.
How severe is CVE-2023-20176?: Medium severity. CVSS v3 base score is 5.8 out of 10.