What is CVE-2024-20303?

CVE-2024-20303 is a high-severity vulnerability in Cisco Catalyst_9105axi, classified under Incomplete Cleanup. CVSS score: 7.4/10. Published 2024-03-27.

How severe is CVE-2024-20303?

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

Vulnerability in Cisco Catalyst_9105axi

CVE-2024-20303

A vulnerability in the multicast DNS (mDNS) gateway feature of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. This vulnerability…

EPSS: 0.003 (23.7th 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 Catalyst_9105axi
Cisco Catalyst_9115axe
Cisco Catalyst_9115axi
Cisco Catalyst_9117axi
Cisco Catalyst_9120axe
Cisco Catalyst_9120axi
Cisco Catalyst_9120axp
Cisco Catalyst_9130axe
Cisco Catalyst_9130axi
Cisco Catalyst_9800-40

Weakness classification (CWE)

CWE-459 — Incomplete Cleanup

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20303?: CVE-2024-20303 is a high-severity vulnerability in Cisco Catalyst_9105axi, classified under Incomplete Cleanup. CVSS score: 7.4/10. Published 2024-03-27.
How severe is CVE-2024-20303?: High severity. CVSS v3 base score is 7.4 out of 10.