What is CVE-2022-20683?

CVE-2022-20683 is a high-severity vulnerability in Cisco Ios Xe Software, classified under Buffer Underwrite. CVSS score: 8.6/10. Published 2022-04-15.

How severe is CVE-2022-20683?

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

Vulnerability in Cisco Ios Xe Software

CVE-2022-20683

A vulnerability in the Application Visibility and Control (AVC-FNF) feature of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) con…

EPSS: 0.006 (69.0th 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 Ios Xe Software — versions n/a

Weakness classification (CWE)

CWE-124 — Buffer Underwrite

References

20220413 Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Application Visibility and Control Denial of Service Vulnerability (vendor-advisory, x_refsource_CISCO)

Frequently asked questions

What is CVE-2022-20683?: CVE-2022-20683 is a high-severity vulnerability in Cisco Ios Xe Software, classified under Buffer Underwrite. CVSS score: 8.6/10. Published 2022-04-15.
How severe is CVE-2022-20683?: High severity. CVSS v3 base score is 8.6 out of 10.