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CVE-2021-43555

mySCADA myDESIGNER

HIGH
7.8
CVSS Score
Published: November 19, 2021 at 06:16 PM UTC
Updated: June 17, 2026 at 04:11 AM UTC
1 product affected across 1 vendorMydesigner

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Severity
HIGH7.8
Exploit prediction
EPSS 38%

Description

mySCADA myDESIGNER Versions 8.20.0 and prior fails to properly validate contents of an imported project file, which may make the product vulnerable to a path traversal payload. This vulnerability may allow an attacker to plant files on the file system in arbitrary locations or overwrite existing files, resulting in remote code execution.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mydesigner· Myscada
95%
v ≤ 8.20.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchThird Party AdvisoryUS Government Resource
Source: [email protected]
https://us-cert.cisa.gov/ics/advisories/icsa-21-313-04

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-23CWE-22

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