ET WEB_SPECIFIC_APPS MeiG SetRemoteAccessCfg password Parameter Command Injection Attempt (CVE-2026-36356)
Sourceet/open
Fileemerging-web_specific_apps.rules
CreatedOctober 8, 2026
UpdatedOctober 8, 2026
Classificationattempted-admin
alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS MeiG SetRemoteAccessCfg password Parameter Command Injection Attempt (CVE-2026-36356)"; flow:established,to_server ; http.method; content:"POST"; http.uri; bsize:26; content:"/action/SetRemoteAccessCfg"; fast_pattern; http.request_body; content:"|22|password|22|"; pcre:"/^(?:\x3a(?:\x20\x22|\x22))?[^\x2c\x7d$]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R" ; reference:url,github.com/totekuh/CVE-2026-36356/blob/main/poc_rce.py ; reference:cve,2026-36356 ; classtype:attempted-admin; sid:2072398; rev:1; metadata:affected_product MeiG, attack_target Networking_Equipment, tls_state plaintext, created_at 2026_10_08, cve CVE_2026_36356, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2026_10_08, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)
References
Metadata
affected productMeiG
attack targetNetworking_Equipment
tls stateplaintext
created at2026_10_08
deploymentInternal
performance impactLow
confidenceHigh
signature severityMajor
tagExploit
updated at2026_10_08
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application
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