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Vulnerability record · CVE-2021-22797 · published 13 April 2022

CVE-2021-22797: Schneider-electric ecostruxure control expert path traversal vulnerability

Schneider Electric · Ecostruxure Control Expert

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal) vulnerability exists that could cause malicious script to be deployed in an unauthorized location and may result in code execution on the engineering workstation when a malicious project file is loaded in the engineering software. Affected Product: EcoStruxure Control Expert (V15.0 SP1 and prior, including former Unity Pro), EcoStruxure Process Expert (2020 and prior, including former HDCS), SCADAPack RemoteConnect for x70 (All versions)

7.8 CVSS 3.1 High EPSS 26% · top 2.1% CWE-22 · Path traversal
7.8CVSS 3.1 base score, v2 9.3
26%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal) vulnerability exists that could cause malicious script to be deployed in an unauthorized location and may result in code execution on the engineering workstation when a malicious project file is loaded in the engineering software. Affected Product: EcoStruxure Control Expert (V15.0 SP1 and prior, including former Unity Pro), EcoStruxure Process Expert (2020 and prior, including former HDCS), SCADAPack RemoteConnect for x70 (All versions)

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.se.com/ww/en/download/document/SEVD-2021-257-01/ MitigationPatchVendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2021-257-01/ MitigationPatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-22797), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.