Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

Vasile_Balan_95's avatar
Vasile_Balan_95
Icon for Nimbostratus rankNimbostratus
Mar 10, 2006

HTTP Header verification and insertion

Hi,     Here is the problem. BigIP (v 4.5) has to check for a specific URI. Then, in case the URI is matched it should check for the presence of referer header. in case the referer header is not...
application delivery
dev
devops
irules
v4
Vasile_Balan_95's avatar
Vasile_Balan_95
Icon for Nimbostratus rankNimbostratus
Mar 11, 2006
checked the rules, and it seems that it is impossible to insert an http header using a rule in v 4.5.

 

 

i guess using two pools, one with no header insertion string and one with a header insertion string and load balancing between them using a rule that would check whether the header is present or not could solve it.

 

 

any ideas?

 

 

Thanks,