QID 317363

Date Published: 2023-09-28

QID 317363: Cisco SD-WAN vManage Denial of Service (DoS) Vulnerability (cisco-sa-sdwan-vman-sc-LRLfu2z)

A vulnerability in the SSH service of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to cause a process crash, resulting in a DoS condition for SSH access only. This vulnerability does not prevent the system from continuing to function, and web UI access is not affected.

Affected Products
Prior to 20.3.7
20.4 prior to 20.9.3
20.11 prior to 20.11.1
20.12 prior to 20.12.1

QID detection logic:
The QID checks for Cisco SD WAN version retrieved via Unix Auth using "show system status" command

A successful exploit could allow the attacker to cause the SSH process to crash and restart, resulting in a DoS condition for the SSH service.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Critical - 10 severity.
    • Solution

    Customers are advised to refer to cisco-sa-sdwan-vman-sc-LRLfu2z for more information.

    Vendor References

    CVEs related to QID 317363

    CVE-2023-20262 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-sdwan-vman-sc-LRLfu2z URL Logo sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vman-sc-LRLfu2z
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