Operational Defect Database
BugZero found this defect 300 days ago.
Data sources
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F5 | 1324093
SIP ALG does not overwrite VIA parameter: 'Received'
Last update date:
4/26/2024
Affected products:
BIG-IP
BIG-IP TMOS
Affected releases:
14.1.0
14.1.0.1
14.1.0.2
14.1.0.3
14.1.0.5
14.1.0.6
14.1.2
14.1.2.1
14.1.2.2
14.1.2.3
14.1.2.4
14.1.2.5
Fixed releases:
No fixed releases provided.
Description:
Symptoms ... SIP ALG does not overwrite VIA parameter: 'Received'. ... For the traffic NATted on BIG-IP, the original IP address received in server's response is sent back to the client. ... Impact ... Client's registration entry show's up with NAT address, instead of original client IP. ... Some register requests might be failing. ... Conditions ... -- Traffic NATted on BIG-IP. -- Server includes 'VIA; received' parameter.
