alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SPECIFIC_APPS Jenkins Information Disclosure CVE-2017-1000395"; flow:established,to_server; http.method; content:"GET"; startswith; endswith; http.uri; content:"/securityRealm/user/"; startswith; fast_pattern; content:"/api/xml"; endswith; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; reference:cve,2017-1000395; reference:url,jenkins.io/security/advisory/2017-10-11/#user-remote-api-disclosed-users-email-addresses; classtype:web-application-attack; sid:2027347; rev:7; metadata:attack_target Server, created_at 2019_05_10, cve 2017_1000395, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2024_05_01, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1082, mitre_technique_name System_Information_Discovery;)