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Forum Discussion

33boston_223's avatar
33boston_223
Icon for Nimbostratus rankNimbostratus
Jan 21, 2015

ASM - TS Cookie Has No Value

Hi, Just implemented ASM (11.5.1) and immediately started having an issue with the application that it's securing. We are receiving "TS Cookie has no value" violations resulting in the blocking of t...
ASM Advanced WAF
security
gsharri's avatar
gsharri
Icon for Altostratus rankAltostratus
Jan 21, 2015

This is strange. The fact that the 8 hex characters (017c5d10) are identical in the first 3 cookies means they came from the same security policy. The fourth one is different which would indicate there is a second security policy involved also. The URL % encoding in the first cookie, %5F, is an underscore character which means thats the same cookie name as the second cookie listed. the middle 2 cookies are what I would expect to see in a normal ASM response the other 2...? Sorry, not sure whats going on. It might be time to open a support case with F5.

 

Read more about ASM cookies here: SOL6850