CVE-2021-3122

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

CMCAgent in NCR Command Center Agent 16.3 on Aloha POS/BOH servers permits the submission of a runCommand parameter (within an XML document sent to port 8089) that enables the remote, unauthenticated execution of an arbitrary command as SYSTEM, as exploited in the wild in 2020 and/or 2021. NOTE: the vendor's position is that exploitation occurs only on devices with a certain "misconfiguration."

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/roughb8722/CVE-2021-3122-Details/blob/main/CVE-2021-3122Third Party Advisory
https://rdf2.alohaenterprise.com/client/CMCInst.zipThird Party Advisory
https://www.tetradefense.com/incident-response-services/active-exploit-a-remote-code-execution-rce-vulnerability-for-ncr-aloha-point-of-sale/Third Party Advisory
https://github.com/roughb8722/CVE-2021-3122-Details/blob/main/CVE-2021-3122Third Party Advisory
https://rdf2.alohaenterprise.com/client/CMCInst.zipThird Party Advisory
https://www.tetradefense.com/incident-response-services/active-exploit-a-remote-code-execution-rce-vulnerability-for-ncr-aloha-point-of-sale/Third Party Advisory

Timeline

Published: Feb 7, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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