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Forum Discussion

Rahul_More's avatar
Rahul_More
Icon for Cirrus rankCirrus
Nov 11, 2020

"Illegal parameter value length" events when parameter is already at that value

Hi, The security policy is in transparent mode and when I enable block mode for site. The "Illegal parameter value length" logs are appearing in events request and the requested page is getting bloc...
application delivery
ASM Advanced WAF
security
Ivan_Chernenkii's avatar
Ivan_Chernenkii
Icon for Employee rankEmployee
Nov 16, 2020

Hello Rahul,

 

I am not sure that I got your use case - what are you trying to do?

Do you need to Learn parameters from response or not?

Are you interested in restricting parameters by value length or not? If not, then you can set maximum length to any or just disable appropriate violation (or at least disable Learn flag for it).

 

Thanks, Ivan