The Serv-U File Server allows for events such as user login failures to be audited by executing a command. This command can be supplied with parameters that can take the form of user string variables, allowing remote code execution.

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Source ID Title
EUVD EUVD EUVD-2021-21866 The Serv-U File Server allows for events such as user login failures to be audited by executing a command. This command can be supplied with parameters that can take the form of user string variables, allowing remote code execution.
Fixes

Solution

SolarWinds recommends customers upgrade to the latest version of the product as soon as possible. Upgrading the software will remediate this vulnerability.


Workaround

If you are unable to upgrade immediately. See SolarWinds Knowledgebase Article Below: https://support.solarwinds.com/SuccessCenter/s/article/Execute-Command-Function-Allows-Remote-Code-Execution-RCE-Vulnerability-CVE-2021-35223?language=en_US

History

Tue, 24 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
Title Execute Command Function Allows Remote Code Execution (RCE)Vulnerability Execute Command Function Allows Remote Code Execution (RCE)Vulnerability

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SolarWinds

Published:

Updated: 2024-08-04T00:33:51.260Z

Reserved: 2021-06-22T00:00:00.000Z

Link: CVE-2021-35223

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-31T16:15:07.750

Modified: 2024-11-21T06:12:05.767

Link: CVE-2021-35223

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses