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Cisco Bug: CSCuw36025 - Disable ssh-dss Public Key Algorithm

Last Modified

Feb 19, 2018

Products (1)

  • Cisco Application Policy Infrastructure Controller (APIC)

Known Affected Releases

1.1(2h) 1.2(0.117)

Description (partial)

Symptom:
The following error is seen when attempting to SSH to an APIC:

$ ssh admin@10.10.10.141                             
Unable to negotiate with 10.10.10.141: no matching host key type found. Their offer: ssh-dss
$

Conditions:
- Client running (or based) on OpenSSH 7.0 or later
- Client does not include ssh-dss algorithm in negotiation, verified with:

$ ssh -G keys | grep hostkeyalgorithms
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Bug Details Include

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