ABB|PM876-1|Communication Interface Module
ABB PM876-1 Communication Interface Module
Description
ABB PM876-1 is a communication interface module used in AC870P control systems, supporting IEC 61850 protocols for industrial automation networks.
Features
- Enables IEC 61850 communication for process automation
- Designed for integration into ABB AC870P systems
- Requires firmware version 2.37 or later to address security vulnerabilities
Technical Specifications
-
Compatibility
- Works with AC870P control systems
- Part of S+ Melody platform
-
Firmware Requirements
- Vulnerable if firmware is below version 2.37
- Upgrade to firmware 2.37 (released 2016) or later recommended
- In updated versions, affected port (port 102) is disabled by default
-
Security Vulnerability
- CVE-2021-27196: Improper input validation in IEC 61850 stack
- CVSS v3.1 base score: 7.5 (High)
ABB|PM876-1|Communication Interface Module



ABB|PM876-1|Communication Interface Module
ABB PM876-1 Communication Interface Module
Description
ABB PM876-1 is a communication interface module used in AC870P control systems, supporting IEC 61850 protocols for industrial automation networks.
Features
- Enables IEC 61850 communication for process automation
- Designed for integration into ABB AC870P systems
- Requires firmware version 2.37 or later to address security vulnerabilities
Technical Specifications
-
Compatibility
- Works with AC870P control systems
- Part of S+ Melody platform
-
Firmware Requirements
- Vulnerable if firmware is below version 2.37
- Upgrade to firmware 2.37 (released 2016) or later recommended
- In updated versions, affected port (port 102) is disabled by default
-
Security Vulnerability
- CVE-2021-27196: Improper input validation in IEC 61850 stack
- CVSS v3.1 base score: 7.5 (High)