ET EXPLOIT SSH Erlang/OTP SSH Server Unencryped Channel Open (Message Type 90) (CVE-2025-32433)
Sourceet/open
CreatedApril 22, 2025
UpdatedApril 23, 2025
Classificationattempted-admin
alert ssh any any -> $HOME_NET any (msg:"ET EXPLOIT SSH Erlang/OTP SSH Server Unencryped Channel Open (Message Type 90) (CVE-2025-32433)"; flow:established,to_server; flowbits:isset,ET.ErlangOTPBanner; content:"|5a|"; depth:30; content:"session"; distance:0; fast_pattern; reference:cve,2025-32433; reference:url,github.com/darses/CVE-2025-32433/blob/main/README.md; classtype:attempted-admin; sid:2061805; rev:2; metadata:affected_product Erlang_OTP, attack_target Server, tls_state plaintext, created_at 2025_04_22, cve CVE_2025_32433, deployment Perimeter, deployment Internal, performance_impact Significant, confidence High, signature_severity Major, updated_at 2025_04_23, 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 productErlang_OTP
attack targetServer
tls stateplaintext
created at2025_04_22
deploymentInternal
performance impactSignificant
confidenceHigh
signature severityMajor
updated at2025_04_23
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application
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