ET WEB_SERVER Gladinet CentreStack & Triofox Remote Code Execution via Server-side Deserialization with Hardcoded machineKey (CVE-2025-30406)

7.0.35.0SID: 2061836Rev: 2Enabled47 views
History
Sourceet/open
Fileemerging-web_server.rules
CreatedApril 24, 2025
UpdatedNovember 3, 2026
Classificationweb-application-attack
alert http any any -> $HOME_NET any (msg:"ET WEB_SERVER Gladinet CentreStack & Triofox Remote Code Execution via Server-side Deserialization with Hardcoded machineKey (CVE-2025-30406)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/portal/loginpage.aspx"; fast_pattern; http.request_body; content:"__LASTFOCUS|3d|"; content:"__VIEWSTATE|3d|"; pcre:"/^[^&]*?(?:U3lzdGVtL(?:kRlbGVnYXRlU2VyaWFsaXphdGlvbkhvbGRlc|kNvbGxlY3Rpb25z)|N5c3RlbS(?:5EZWxlZ2F0ZVNlcmlhbGl6YXRpb25Ib2xkZX|5Db2xsZWN0aW9uc)|TeXN0ZW0u(?:RGVsZWdhdGVTZXJpYWxpemF0aW9uSG9sZGVy|Q29sbGVjdGlvbn)|VGV4dEZvcm1hdHRpbmdSdW5Qcm9wZXJ0aWVz|RleHRGb3JtYXR0aW5nUnVuUHJvcGVydGllc|UZXh0Rm9ybWF0dGluZ1J1blByb3BlcnRpZX)/Ri"; reference:url,github.com/W01fh4cker/CVE-2025-30406; reference:cve,2025-30406; classtype:web-application-attack; sid:2061836; rev:2; metadata:attack_target Server, tls_state TLSDecrypt, created_at 2025_04_24, cve CVE_2025_30406, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2026_11_03, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlgithub.com/W01fh4cker/CVE-2025-30406
cve2025-30406

Metadata

attack targetServer
tls stateTLSDecrypt
created at2025_04_24
deploymentSSLDecrypt
confidenceHigh
signature severityMajor
tagCISA_KEV
updated at2026_11_03
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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