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CVE-2020-8472

ABB System 800xA Weak File Permissions - different products

Published: Apr 28, 2020Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-732
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.3%
Top 82.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Insufficient folder permissions used by system functions in ABB System 800xA products OPCServer for AC800M (versions 6.0 and earlier) and Control Builder M Professional, MMSServer for AC800M, Base Software for SoftControl (version 6.1 and earlier) allow low privileged users to read, modify, add and delete system and application files. An authenticated attacker who successfully exploited the vulnerabilities could escalate his/her privileges, cause system functions to stop and to corrupt user applications.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-732

Affected Products

OPC Server for AC 800MABBICS / OT / IoT
Control Builder M ProfessionalABBICS / OT / IoT
MMS Server for AC 800MABBICS / OT / IoT
Base Software for SoftControlABBICS / OT / IoT
control builder mabbICS / OT / IoT
abbcommercialCHICS / OT / IoTaka asea brown boveri, abb group
and 3 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://search.abb.com/library/Download.aspx?DocumentID=2PAA121106&LanguageCode=en&DocumentPartId=&Action=Launch
search.abb.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-154-01.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-20-154-01
cisa.gov
and 6 more references View all →

Timeline

Published
Apr 28, 2020
Last Updated
Nov 21, 2024

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