Permissions, Privileges, and Access Controls in ABB products - CVE-2020-8478

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Main Vulnerability Database Vulnerabilities #VU27351

Permissions, Privileges, and Access Controls in ABB products - CVE-2020-8478

Published: April 27, 2020 / Updated: June 3, 2020


Vulnerability identifier: #VU27351
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8478
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to weak Kernel object permissions. A local user can cause denial of service (DoS) conditions by corrupting memory locations and gain elevated privileges depending on how those memory locations were used.


Affected software

OPC Server for AC 800M
MMS Server for AC 800M
Base Software for SoftControl

How to mitigate CVE-2020-8478

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.


External References

Related Security Bulletins