Cisco Bug: CSCvh99516 - Ironport-PHdr header causing delivery problems
Nov 14, 2019
- Cisco Email Security Appliance
Known Affected Releases
Symptom: Messages are being rejected for too many header lines. The "IronPort-PHdr" header within the message is properly folded but contains more than 1000 lines. Conditions: Long Ironport-PHdr headers have been known to occur on messages with large numbers of recipients.
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Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
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