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Rev: 1 • Apr 4, 2025, 12:00 PMET WEB_SPECIFIC_APPS ZendTo temp_name parameter Command Injection Attempt
alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS ZendTo temp_name parameter Command Injection Attempt"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:8; content:"/dropoff"; http.cookie; content:"zendto-session="; fast_pattern; http.request_body; content:"Content-Disposition|3a 20|form-data|3b 20|name|3d 22|"; content:"|22|tmp_name|22 3a 22|"; pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R"; reference:url,projectblack.io/blog/zendto-nday-vulnerabilities/; classtype:attempted-admin; sid:2061290; rev:1; metadata:affected_product ZendTo, attack_target Web_Server, tls_state TLSDecrypt, created_at 2025_04_04, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_04_04, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)
Apr 4, 2025, 12:00 PM
Apr 4, 2025, 12:00 PM
Apr 4, 2025, 8:34 PM
Jul 2, 2025, 9:34 PM
rules/emerging-web_specific_apps.rules