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Cisco Nexus Dashboard Fabric Controller Improper Privilege Management Privilege Escalation Vulnerability

March 11th, 2022

Vulnerability Details

This vulnerability allows local attackers to escalate privileges on affected installations of Cisco Nexus Dashboard Fabric Controller. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the configuration of a user permission. A crafted tcpdump command can trigger execution of a privileged operation. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

Additional Details

Fixed in version 11.5(4) or later


Disclosure Timeline

  • 2021-09-10 - Vulnerability reported to vendor
  • 2022-03-11 - Coordinated public release of advisory

Credit

Pedro Ribeiro (@pedrib1337 | pedrib@gmail.com) from Agile Information Security

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