alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Commvault Authentication Bypass via QCommand Argument Injection (WT-2025-0050)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/commandcenter/api/Login"; fast_pattern; startswith; http.request_body; content:"_localadmin__"; content:"commserver"; pcre:"/^.*?(\x20|\x2520)-cs(?:\x20|\x2520)/R"; reference:url,labs.watchtowr.com/guess-who-would-be-stupid-enough-to-rob-the-same-vault-twice-pre-auth-rce-chains-in-commvault/; classtype:web-application-attack; sid:2064059; rev:1; metadata:affected_product Commvault, attack_target Server, tls_state TLSDecrypt, created_at 2025_08_20, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_08_20, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)