Home/CVE/A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists in Harmony/HMI Products Confi
CVE

CVE-2021-22704

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists in Harmony/HMI Products Confi

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists in Harmony/HMI Products Configured by Vijeo Designer (all versions prior to V6.2 SP11 ), Vijeo Designer Basic (all versions prior to V1.2), or EcoStruxure Machine Expert (all versions prior to V2.0) that could cause a Denial of Service or unauthorized access to system information when connecting to the Harmony HMI over FTP.

CRITICAL · CVSS 9.1 EPSS 0.00601
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

4
schneider-electric vijeo designer< 6.2.11
schneider-electric vijeo designer< 1.2
schneider-electric ecostruxure machine expert< 2.0
schneider-electric ecostruxure machine expertall versions
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · cybersecurity@se.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Sep 2021 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-01Vendor Advisory
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