QID 316908

Date Published: 2021-03-30

QID 316908: Cisco IOS XE Software Web UI Denial of Service Vulnerabilities(cisco-sa-xe-webui-dos-z9yqYQAn)

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.

Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to cause the web UI software to become unresponsive and consume vty line instances, resulting in a denial of service (DoS) condition.

  • CVSS V3 rated as Medium - 4.3 severity.
  • CVSS V2 rated as Medium - 3.5 severity.
    • Solution

    Customers are advised to refer to cisco-sa-xe-webui-dos-z9yqYQAn for more information.

    Vendor References

    CVEs related to QID 316908

    CVE-2021-1220 | CVE-2021-1356 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-xe-webui-dos-z9yqYQAn URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xe-webui-dos-z9yqYQAn
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].