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Critical severity · published Oct 25, 2021
CVE-2021-38294
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
9.8
CVSS
83.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)83.8% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ST
Storm · Apache
1.0.0 before 1.2.4; 2.1.0 before 2.1.1; 2.2.0 before 2.2.1 · source: NVD
Affected product
ST
Storm
Apache
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38294
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38294
Exploit
http://packetstormsecurity.com/files/165019/Apache-Storm-Nimbus-2.2.0-Command-Execution.html
Mailing List
https://lists.apache.org/thread.html/r5fe881f6ca883908b7a0f005d35115af49f43beea7a8b0915e377859%40%3Cuser.storm.apache.org%3E
Mailing List
https://seclists.org/oss-sec/2021/q4/44
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