Read the docs
TI-2020-06801 Aliases CVE-2020-8474GHSA-wmcj-w5p4-34v2

ABB System 800xA Weak Registry Permissions

Priority LOW 34CWE-275Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-269.

Summary

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.

Why it matters now

EPSS 0.00297 22nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
ABBSystem 800xA Baseup to 6.0—No fix listedCNA
  • System 800xA Base VendorABB Affected up to 6.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:abb:800xa_base_system:*:*:*:*:*:*:*:*up to 6.0.0VulnerableABB
  • cpe:2.3:a:abb:800xa_base_system:*:*:*:*:*:*:*:* Versions up to 6.0.0 Vulnerable ·ABB

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-8474
  2. 2026-10-03 Alias added: GHSA-wmcj-w5p4-34v2

References

Advisory 1

  • TI-2020-06812 ABB System 800xA Inter process communication vulnerability - System 800xA Base CVSS 3.1HIGH 7.8
  • TI-2020-06800 ABB System 800xA Weak File Permissions - ABB System 800xA Base CVSS 3.1HIGH 7.8
  • TI-2024-02843 Communication DoS in ABB 800xA Base CVSS 4.0MEDIUM 6.9

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences