alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT TP-LINK TL-WR840N RCE Inbound (CVE-2022-25064)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/cgi?2&2"; fast_pattern; http.request_body; content:"|0d 0a|X_TP_FirewallEnabled"; content:"|0d 0a|X_TP_ExternalIPv6Address="; distance:0; pcre:"/^(?:\x3b|\x0a|\x26|\x60|\x7C|\x24)/R"; reference:cve,2022-25064; classtype:attempted-admin; sid:2035455; rev:1; metadata:created_at 2022_03_15, cve CVE_2022_25064, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_15;)