Cisco Bug: CSCvh99516 - Ironport-PHdr header causing delivery problems
Jul 31, 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.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases