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CVE-2021-23008

Type: 
Authentication Issues
Severity: 
High
Publication date: 
05/10/2021
Last modified: 
05/19/2021
Description
On version 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x., BIG-IP APM AD (Active Directory) authentication can be bypassed via a spoofed AS-REP (Kerberos Authentication Service Response) response sent over a hijacked KDC (Kerberos Key Distribution Center) connection or from an AD server compromised by an attacker. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Impact
Access Vector: Through network
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Partially affects on system integrity + Partially affects on system confidentiality + Partially affects on system availability
Vulnerable software and versions
  • cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
To consult the complete list of products and versions see this page
References to Advisories, Solutions, and Tools
Explanation of fields