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zdiSteven Seeley (mr_me) of Source InciteZDI-20-003
HistoryJan 03, 2020 - 12:00 a.m.

Cisco Data Center Network Manager TrustedClientTokenValidator Hard-coded Cryptographic Key Authentication Bypass Vulnerability

2020-01-0300:00:00
Steven Seeley (mr_me) of Source Incite
www.zerodayinitiative.com
13

EPSS

0.421

Percentile

97.4%

This vulnerability allows remote attackers to bypass authentication on affected installations of Cisco Data Center Network Manager. The specific flaw exists within the processing of the dbadmin/addUser functionality. The issue results from trusting input that has been encrypted with a hard-coded and discoverable cryptographic key. An attacker can leverage this vulnerability to add new global admins to the system.