Versions (2)
Version DetailsCurrent
Rev: 1 • Mar 11, 2026, 12:00 PMET WEB_SPECIFIC_APPS H3C aaa_portal_auth_local_submit suffix Parameter Command Injection Attempt (CVE-2026-3943)
alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS H3C aaa_portal_auth_local_submit suffix Parameter Command Injection Attempt (CVE-2026-3943)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/webui/|3f|aaa_portal_auth_local_submit"; startswith; fast_pattern; content:"suffix|3d|"; distance:0; pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R"; reference:url,github.com/leeyper/CVE/issues/1; reference:cve,2026-3943; classtype:attempted-admin; sid:2068151; rev:1; metadata:affected_product H3C, attack_target Networking_Equipment, tls_state plaintext, created_at 2026_03_11, cve CVE_2026_3943, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_03_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)
Mar 11, 2026, 12:00 PM
Mar 11, 2026, 12:00 PM
Mar 11, 2026, 9:34 PM
Mar 12, 2026, 8:34 PM
rules/emerging-web_specific_apps.rules