QID 317087

Date Published: 2021-10-28

QID 317087: Cisco Adaptive Security Appliance (ASA) Software Web Services Denial of Service (DoS) Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)

Multiple vulnerabilities in the web services interface of Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition.

Affected Products
Cisco Adaptive Security Appliance (ASA) Software releases:
Prior to 9.8.4.40
From 9.9 Prior to 9.12.4.26
From 9.13 Prior to 9.14.3
From 9.15 Prior to 9.15.1.17
From 9.16 Prior to 9.16.1.28

QID detection logic:
The QID checks for Cisco ASA version retrieved via Unix Auth using "show version" command.

A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

  • CVSS V3 rated as Critical - 8.6 severity.
  • CVSS V2 rated as High - 7.8 severity.
    • Solution

    Customers are advised to refer to cisco-sa-asafdt-webvpn-dos-KSqJAKPA for more information.

    Vendor References

    CVEs related to QID 317087

    CVE-2021-1573 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-asafdt-webvpn-dos-KSqJAKPA URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asafdt-webvpn-dos-KSqJAKPA
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