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Cisco Bug: CSCvu21953 - FMC 6.4.0 is randomly sending "strong-encryption-disable" to FTD

Last Modified

Oct 16, 2020

Products (1)

  • Cisco Firepower Management Center Virtual Appliance

Known Affected Releases

6.4.0.7 6.8.0

Description (partial)

Symptom:
FTD high availability randomly getting "strong-encryption-disable" pushed from FMC on deployment, causing dual active state with this error: "The 3DES/AES algorithms require a Encryption-3DES-AES activation key."

Log see on FTD CLI:
Firepower-module1# The 3DES/AES algorithms require a Encryption-3DES-AES activation key.
The 3DES/AES algorithms require a Encryption-3DES-AES activation key.
The 3DES/AES algorithms require a Encryption-3DES-AES activation key.
The 3DES/AES algorithms require a Encryption-3DES-AES activation key.
The 3DES/AES algorithms require a Encryption-3DES-AES activation key.
The 3DES/AES algorithms require a Encryption-3DES-AES activation key.

Conditions:
FMC version 6.4.0.7
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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