Path Traversal in Myscada Mydesigner
CVE-2021-41578
mySCADA myDESIGNER 8.20.0 and below allows Directory Traversal attacks when importing project files. If an attacker can trick a victim into importing a malicious mep file, then they gain the ability to write arbitrary files to OS locations where the user has permission. This would typically lead to code execution.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.108 (95.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Myscada Mydesigner
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-41578?
- CVE-2021-41578 is a high-severity vulnerability in Myscada Mydesigner, classified under Path Traversal. CVSS score: 7.8/10. Published 2021-10-04.
- How severe is CVE-2021-41578?
- High severity. CVSS v3 base score is 7.8 out of 10.