QID 317218

Date Published: 2022-08-30

QID 317218: Cisco Nexus Operating System (NX-OS) OSPFv3 Denial of Service (DoS) Vulnerability (cisco-sa-nxos-ospfv3-dos-48qutcu)

A vulnerability in the OSPF version 3 (OSPFv3) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.

Affected Products
Nexus 3000 Series Switches
Nexus 5500 Platform Switches
Nexus 5600 Platform Switches
Nexus 6000 Series Switches
Nexus 7000 Series Switches
Nexus 9000 Series Fabric Switches in ACI mode
Nexus 9000 Series Switches in standalone NX-OS mode

A successful exploit could allow the attacker to cause the OSPFv3 process to crash and restart multiple times, causing the affected device to reload and resulting in a DoS condition.

  • CVSS V3 rated as Critical - 8.6 severity.
  • CVSS V2 rated as Critical - 10 severity.
    • Solution

    Customers are advised to refer to cisco-sa-nxos-ospfv3-dos-48qutcu for more information.

    Vendor References

    CVEs related to QID 317218

    CVE-2022-20823 |
    Software Advisories
    Advisory ID Software Component Link
    CiscoSecurityAdvisory/cisco-sa-nxos-ospfv3-dos-48qutcu URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-ospfv3-dos-48qutcu
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