What’s Vulnerable › Vulnerabilities

CVE-2020-8474: ABB System 800xA Weak Registry Permissions

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-22 · updated 2026-06-17
• Weakness: CWE-275

Description

Weak Registry permissions in ABB System 800xA Base allow low privileged users to read and modify registry settings related to control system functionality, allowing an authenticated attacker to cause system functions to stop or malfunction.

Affected products

• ABB System 800xA Base: through 6.0.0

References

• https://search.abb.com/library/Download.aspx?DocumentID=2PAA121221&LanguageCode=en&DocumentPartId=&Action=Launch
• https://search.abb.com/library/Download.aspx?DocumentID=2PAA121221&LanguageCode=en&DocumentPartId=&Action=Launch

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