ET EXPLOIT Apache Spark RPC - Unauthenticated RegisterApplication Request - RCE Attempt (CVE-2020-9480)
Sourceet/open
Fileemerging-exploit.rules
CreatedJanuary 28, 2022
UpdatedMarch 14, 2024
Classificationattempted-admin
alert tcp-pkt any any -> $HOME_NET any (msg:"ET EXPLOIT Apache Spark RPC - Unauthenticated RegisterApplication Request - RCE Attempt (CVE-2020-9480)"; flow:established,to_server ; flowbits:isnotset,ET.ApacheSpark_AuthAttempted ; flowbits:isnotset,ET.ApacheSpark_CE ; flowbits:set,ET.ApacheSpark_UnauthRegisterApplication ; content:"org.apache.spark.deploy.DeployMessages$RegisterApplication"; content:"spark.driver.port="; distance:0; pcre:"/^\d+..(?:[\x60\x3b\x7c]|%60|%3b|%7c|%26|(?:[\x3c\x3e\x24]|%3c|%3e|%24)(?:\x28|%28))-XX:OnOutOfMemoryError=/R" ; content:"-XX:OnOutOfMemoryError=" ; fast_pattern; reference:cve,2020-9480 ; reference:url,www.youtube.com/watch?v=EAzdGo-i8vE ; reference:url,github.com/ayoul3/sparky/ ; classtype:attempted-admin; sid:2035005; rev:3; metadata:attack_target Server, created_at 2022_01_28, cve CVE_2020_9480, deployment Internal, deployment Datacenter, confidence High, signature_severity Major, updated_at 2024_03_14;)
References
Metadata
attack targetServer
created at2022_01_28
deploymentDatacenter
confidenceHigh
signature severityMajor
updated at2024_03_14
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