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Cisco Bug: CSCut64189 - Device TELNET can enter Privileged Mode without Enable Password

Last Modified

Dec 14, 2018

Products (1)

  • Cisco Catalyst 4500 Series Switches

Known Affected Releases


Description (partial)


Under some conditions, users logged in to the device over telnet or
SSH are able to enter privileged command mode without being asked
for a password even when "enable password" and/or "enable secret" is

Access to non-privileged command mode is not affected by this defect.


The defect is specific to Catalyst 4500.

The defect is observed on all Catalyst 4500 redundant systems (VSS as
well as dual-supervisor chassis). The defect is observed only after a
HA switchover, when a supervisor that used to operate in a Standby
role takes over as the Active.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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