Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers denial of service | CVE-2022-20683
NAME
Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers denial of service
- Platforms Affected:
Cisco Catalyst 9800 Series Wireless Controllers
Cisco Catalyst 9800-CL Wireless Controllers for Cloud - Risk Level:
8.6 - Exploitability:
Unproven - Consequences:
Denial of Service
DESCRIPTION
Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers is vulnerable to a denial of service, caused by insufficient packet verification for traffic inspected by the AVC feature. By sending specially-crafted packets, a remote attacker could exploit this vulnerability to cause a crash and reload.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Changed
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: None
- Integrity Impact: None
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to Cisco Security Advisory cisco-sa-c9800-fnf-dos-bOL5vLge for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-c9800-fnf-dos-bOL5vLge - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-20683
If you like the site, please consider joining the telegram channel and supporting us on Patreon using the button below.
