WD MyCloud authentication bypass

[Y M <snort () outlook com>]

Hello,


The below signature is for detection a weak authentication bypass in WD MyCloud. No pcaps are available.


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"SERVER-WEBAPP Western Digital MyCloud weak authentication 
bypass attempt"; flow:to_server,established; content:"/login_checker.php"; fast_pattern:only; http_uri; 
content:"username=1"; http_cookie; content:"isAdmin=1"; http_cookie; metadata:ruleset community, http service; 
reference:url,vuldb.com/?id.96820; 
reference:url,security.szurek.pl/wd-my-cloud-mirror-211153-rce-and-authentication-bypass.html; 
classtype:attempted-admin; sid:1000833; rev:1;)


Thank you.

YM

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