alert tcp any any -> $HOME_NET 9100 (msg:"ET EXPLOIT HP Printer Attempted Path Traversal via PJL"; flow:to_server,established; content:"@PJL FS"; depth:7; content:"NAME="; distance:0; pcre:"/^\s*[\x22\x27][^\x22\x27]{0,128}\x2e\x2e/Ri"; reference:url,www.tenable.com/blog/rooting-a-printer-from-security-bulletin-to-remote-code-execution; reference:cve,2017-2741; classtype:attempted-admin; sid:2024404; rev:4; metadata:created_at 2017_06_16, cve CVE_2017_2741, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_11_26, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1083, mitre_technique_name File_And_Directory_Discovery; target:dest_ip;)