### [CVE-2021-38294](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38294) ![](https://img.shields.io/static/v1?label=Product&message=Apache%20Storm&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=Apache%20Storm%3E%3D%20v1.0.0%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-74%20Improper%20Neutralization%20of%20Special%20Elements%20in%20Output%20Used%20by%20a%20Downstream%20Component%20('Injection')&color=brighgreen) ### Description A Command Injection vulnerability exists in the getTopologyHistory service of the Apache Storm 2.x prior to 2.2.1 and Apache Storm 1.x prior to 1.2.4. A specially crafted thrift request to the Nimbus server allows Remote Code Execution (RCE) prior to authentication. ### POC #### Reference - http://packetstormsecurity.com/files/165019/Apache-Storm-Nimbus-2.2.0-Command-Execution.html #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/pen4uin/awesome-vulnerability-research - https://github.com/pen4uin/vulnerability-research - https://github.com/pen4uin/vulnerability-research-list