ET EXPLOIT Apache Spark RPC - Unauthenticated RegisterApplication Request - RCE Attempt (CVE-2020-9480)
Sourceet/open
CreatedJanuary 28, 2022
UpdatedJanuary 28, 2022
Classificationattempted-admin
alert tcp-pkt any any -> $HOME_NET any (msg:"ET EXPLOIT Apache Spark RPC - Unauthenticated RegisterApplication Request - RCE Attempt (CVE-2020-9480)"; flow:established,to_server; flowbits:set,ET.ApacheSpark_UnauthRegisterApplication; flowbits:isnotset,ET.ApacheSpark_AuthAttempted; flowbits:isnotset,ET.ApacheSpark_CE; content:"org.apache.spark.deploy.DeployMessages$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:2; metadata:attack_target Server, created_at 2022_01_28, cve CVE_2020_9480, deployment Internal, deployment Datacenter, confidence High, signature_severity Major, updated_at 2022_01_28;)
References
Metadata
attack targetServer
created at2022_01_28
deploymentDatacenter
confidenceHigh
signature severityMajor
updated at2022_01_28
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