alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT dotCMS Arbitrary File Upload Attempt (CVE-2022-26352) M2"; flow:established,to_server; http.request_line; content:"PUT|20|/api/content/|20|"; startswith; fast_pattern; http.content_type; content:"multipart/form-data|3b|"; startswith; http.request_body; content:"filename=|22 2e 2e 2f|"; reference:url,blog.assetnote.io/2022/05/03/hacking-a-bank-using-dotcms-rce/; reference:url,www.dotcms.com/security/SI-62; reference:cve,2022-26352; classtype:attempted-admin; sid:2036458; rev:1; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2022_05_04, cve CVE_2022_26352, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_05_04;)