ET WEB_SPECIFIC_APPS Jenkins Script Security Plugin Sandbox Bypass (CVE-2019-1003000)

SID: 2069984Rev: 12 views
Sourceet/open
Fileemerging-web_specific_apps.rules
CreatedJune 17, 2026
UpdatedJune 17, 2026
Classificationweb-application-attack
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS Jenkins Script Security Plugin Sandbox Bypass (CVE-2019-1003000)"; flow:established,to_server; http.uri; content:"/org.jenkinsci.plugins.workflow.cps.CpsFlowDefinition/checkScriptCompile?"; fast_pattern; content:"value|3d|"; reference:url,alibaba-cloud.medium.com/return-of-watchbog-exploiting-jenkins-cve-2018-1000861-d18fc9dca310; classtype:web-application-attack; sid:2069984; rev:1; metadata:affected_product Jenkins, attack_target Server, tls_state TLSDecrypt, created_at 2026_06_17, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2026_06_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlalibaba-cloud.medium.com/return-of-watchbog-exploiting-jenkins-cve-2018-1000861-d18fc9dca310

Metadata

affected productJenkins
attack targetServer
tls stateTLSDecrypt
created at2026_06_17
deploymentSSLDecrypt
confidenceHigh
signature severityMajor
tagExploit
updated at2026_06_17
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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