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Cisco Bug: CSCuq01766 - ASA keep dropping TCP packets with control flag after failover

Last Modified

Nov 27, 2020

Products (1)

  • Cisco Adaptive Security Appliance (ASA) Software

Known Affected Releases

8.4(7) 9.0(4.7)

Description (partial)

After failover happens, active unit keeps dropping TCP packets with control flag
on an established connection if a newly active unit doesn't receive any TCP packet
on the connection without control packet.

- After active unit changes
- ASA doesn't receive TCP packets without control flag like SYN, FIN or RST
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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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