What is CVE-2022-20847?

CVE-2022-20847 is a high-severity vulnerability in Cisco Catalyst_9800, classified under CWE-399. CVSS score: 8.6/10. Published 2022-09-30.

How severe is CVE-2022-20847?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Cisco Catalyst_9800

CVE-2022-20847

A vulnerability in the DHCP processing functionality of Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability…

EPSS: 0.011 (60.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco Catalyst_9800
Cisco Catalyst_9800-40
Cisco Catalyst_9800-80
Cisco Catalyst_9800-cl
Cisco Catalyst_9800-l
Cisco Catalyst_9800-l-c
Cisco Catalyst_9800-l-f
Cisco Ios Xe Software — versions n/a
Cisco Ios_xe — versions 17.3.3

Weakness classification (CWE)

CWE-399

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2022-20847?: CVE-2022-20847 is a high-severity vulnerability in Cisco Catalyst_9800, classified under CWE-399. CVSS score: 8.6/10. Published 2022-09-30.
How severe is CVE-2022-20847?: High severity. CVSS v3 base score is 8.6 out of 10.