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Forum Discussion

Aurel's avatar
Aurel
Icon for Cirrus rankCirrus
Feb 15, 2019

ASM signature 200011026 different behaviour from 11.5.x to 12.x

Hello,   A POST request (multipart/form-data) with png file inside is being blocked by ASM version 11.5.4 The request is having the Content-Type header badly crafted inside the body part, and then...
ASM Advanced WAF
security
rob_carr's avatar
rob_carr
Icon for Cirrocumulus rankCirrocumulus
Feb 18, 2019

If you think that either a) this signature has been redefined in a way that means it is missing malicious content or b) the signature is not being processed correctly, this probably merits a support call.

 

Signatures can change from version to version, usually in order to make the signature more accurate.