Versions (2)
Version DetailsCurrent
Rev: 1 • Oct 27, 2025, 12:00 PMET WEB_SERVER Microsoft IIS Web Deploy Remote Code Execution via Insecure Deserialization (CVE-2025-53772)
alert http any any -> $HOME_NET any (msg:"ET WEB_SERVER Microsoft IIS Web Deploy Remote Code Execution via Insecure Deserialization (CVE-2025-53772)"; flow:established,to_server; http.uri; content:"/msdeploy.axd"; startswith; http.header; content:"MSDeploy.Method|3a 20|Sync"; content:"MSDeploy.SyncOptions|3a 20|H4sIA"; fast_pattern; reference:url,hawktrace.com/blog/cve-2025-53772; reference:cve,2025-53772; classtype:web-application-attack; sid:2065401; rev:1; metadata:affected_product Microsoft_IIS, attack_target Server, tls_state TLSDecrypt, created_at 2025_10_27, cve CVE_2025_53772, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)
Oct 27, 2025, 12:00 PM
Oct 27, 2025, 12:00 PM
Oct 27, 2025, 10:34 PM
Oct 28, 2025, 8:34 PM
rules/emerging-web_server.rules