Cyber Resilience

CVE-2020-14478

High

Published: 24 February 2022

Published
24 February 2022
Modified
17 April 2025
KEV Added
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Patch
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CVSS Score v3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS Score 0.0024 47.2th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-14478 is a high-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Rockwellautomation Factorytalk Services Platform. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 47.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A local, authenticated attacker could use an XML External Entity (XXE) attack to exploit weakly configured XML files to access local or remote content. A successful exploit could potentially cause a denial-of-service condition and allow the attacker to arbitrarily read…

more

any local file via system-level services.

CWE(s)
CWE-611

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

rockwellautomation
factorytalk services platform
≤ 6.11.00

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-611

Penetration testing includes XML external entity payloads, detecting XXE vulnerabilities and enabling their mitigation.

SI-4 System Monitoring
addresses: CWE-611

Identifies XML external entity processing via monitoring of unusual file/network access or resource usage.

References