#VU64418 OS Command Injection in Apache Nifi and Apache NiFi Registry - CVE-2022-33140

Vulnerability identifier: #VU64418

Vulnerability risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-33140

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Nifi
Server applications / Database software
Apache NiFi Registry
Server applications / Database software

Vendor: Apache Foundation

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in ShellUserGroupProvider implementation. A remote authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Nifi: 1.10.0 - 1.16.2

Apache NiFi Registry: 0.6.0 - 1.16.2

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External links
https://seclists.org/oss-sec/2022/q2/198

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.