{"id":"CVE-2021-38294","aliases":["GHSA-6768-mcjc-8223"],"url":"https://o3.security/vulnerability/CVE-2021-38294","summary":"Command injection leading to Remote Code Execution in Apache Storm","details":"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.","published":"2021-10-25T13:15:07.957Z","modified":"2026-07-08T22:13:52.768460Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.storm:storm","fixedVersion":"2.2.1"},{"ecosystem":"Maven","name":"org.apache.storm:storm","fixedVersion":"2.1.1"},{"ecosystem":"Maven","name":"org.apache.storm:storm","fixedVersion":"1.2.4"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://lists.apache.org/thread.html/r5fe881f6ca883908b7a0f005d35115af49f43beea7a8b0915e377859%40%3Cuser.storm.apache.org%3E"},{"type":"ADVISORY","url":"https://seclists.org/oss-sec/2021/q4/44"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/165019/Apache-Storm-Nimbus-2.2.0-Command-Execution.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T22:13:52.768460Z"}}