ZDI-CAN-9559: Cisco UCS Director isEnableRestKeyAccessCheckForUser Authentication Bypass Vulnerability

This vulnerability allows remote attackers to bypass authentication on affected installations of Cisco UCS Director. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of the X-Cloupia-Request-Key field in requests. The issue results from the lack of proper validation of the user-supplied field prior to using it in authentication operations. An attacker can leverage this vulnerability to bypass authentication on the system.

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• agent/references
• agent/softwarecombine
• collector/zdi-advisory
• source/ZDI
• alias/ZDI-20-540
• alias/ZDI-CAN-9559
• alias/CVE-2020-3243
• agent/software-canonical-lookup
• agent/title
• agent/severity
• agent/tags
• agent/type
• agent/event
• agent/description
• vendor/cisco
• canonical/cisco ucs director