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TI-2020-06800 Aliases CVE-2020-8473GHSA-xphv-67vw-89c5

ABB System 800xA Weak File Permissions - ABB System 800xA Base

Priority LOW 34CWE-732Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Insufficient folder permissions used by system functions in ABB System 800xA Base (version 6.1 and earlier) allow low privileged users to read, modify, add and delete system and application files. An authenticated attacker who successfully exploit the vulnerabilities could escalate his/her privileges, cause system functions to stop and to corrupt user applications.

Why it matters now

EPSS 0.00291 21st 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 6.1—No fix listedCNA
  • System 800xA Base VendorABB Affected up to 6.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:abb:800xa_base_system:*:*:*:*:*:*:*:*up to 6.1VulnerableABB
  • cpe:2.3:a:abb:800xa_base_system:*:*:*:*:*:*:*:* Versions up to 6.1 Vulnerable ·ABB

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-8473
  2. 2026-10-03 Alias added: GHSA-xphv-67vw-89c5

References

Advisory 1

  • TI-2020-06812 ABB System 800xA Inter process communication vulnerability - System 800xA Base CVSS 3.1HIGH 7.8
  • TI-2020-06801 ABB System 800xA Weak Registry Permissions 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