QID 317239

Date Published: 2022-10-20

QID 317239: Cisco Catalyst 9100 Series Access Points Association Request Denial of Service (DoS) Vulnerability (cisco-sa-ap-assoc-dos-EgVqtON8)

A vulnerability in the 802.11 association frame validation of Cisco Catalyst 9100 Series Access Points (APs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device.

Affected Products:
This vulnerability affects Cisco Catalyst 9100 Series APs only if they are managed by a Cisco Catalyst 9800 Series Wireless Controller or Embedded Wireless Controller (EWC) and if they are running a vulnerable software release.

QID Detection Logic (Authenticated):
The check matches Cisco IOS XE version retrieved via Unix Auth using "show version" command.
QID Detection Logic (Unauthenticated):
The check matches Cisco IOS XE version retrieved via SNMP or TCP/IP Fingerprint or NTP or Telnet.

An exploit could allow the attacker to unexpectedly reload the device, resulting in a DoS condition.

CVSS V3 rated as High - 6.5 severity.

CVSS V2 rated as High - 7.8 severity.

Solution

Customers are advised to refer to cisco-sa-ap-assoc-dos-EgVqtON8 for more information.

Vendor References

cisco-sa-ap-assoc-dos-EgVqtON8 - tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-assoc-dos-EgVqtON8

CVEs related to QID 317239

CVE-2022-20945 |

Software Advisories

Advisory ID	Software	Component	Link
cisco-sa-ap-assoc-dos-EgVqtON8			tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-assoc-dos-EgVqtON8

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