VULNERABILITY INTELLIGENCE

CVE-2021-38294

CVSS score9.8 CRITICAL

EPSS probability83.80%

CISA KEVNot currently listed

Published2021-10-25

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

security@apache.org: CWE-74
nvd@nist.gov: CWE-78

Primary references

security@apache.org — Exploit, Third Party Advisory, VDB Entry
security@apache.org — Mailing List, Vendor Advisory
security@apache.org — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory