What’s Vulnerable › Vulnerabilities

CVE-2021-33009: mySCADA myPRO Unrestricted Upload of File with Dangerous Type

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-13 · updated 2026-06-17
• Weakness: CWE-434

Description

mySCADA myPRO versions prior to 8.20.0 allows an unauthenticated remote attacker to upload arbitrary files to the file system.

Affected products

• mySCADA myPRO: before 8.20.0 — fixed in 8.20.0

How to fix

Upgrade to a fixed version: mySCADA myPRO 8.20.0. Check the vendor advisory for mitigations.

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03
• https://www.myscada.org/version-8-20-0-released-security-update
• https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03
• https://www.myscada.org/version-8-20-0-released-security-update

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