QID 317157

Date Published: 2022-04-20

QID 317157: Cisco 1000 Series Connected Grid Router Integrated Wireless Access Point Denial of Service (DoS) Vulnerability (cisco-sa-cgr1k-ap-dos-mSZR4QVh)

A vulnerability in the integrated wireless access point (AP) packet processing of the Cisco 1000 Series Connected Grid Router (CGR1K)
could allow an unauthenticated, adjacent attacker to cause a denial of service condition on an affected device.

Affected Products
Cisco 1000 Series Connected Grid Routers if they are running a vulnerable release of Cisco IOS Software
and have the integrated wireless access point enabled.

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.

A successful exploit could allow the attacker to cause the integrated AP to stop processing traffic, resulting in a DoS condition.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as High - 6.1 severity.
    • Solution

    Customers are advised to refer to cisco-sa-cgr1k-ap-dos-mSZR4QVh for more information.

    Vendor References

    CVEs related to QID 317157

    CVE-2022-20761 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-cgr1k-ap-dos-mSZR4QVh URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cgr1k-ap-dos-mSZR4QVh
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