CVE-2020-8476 Information

Description

For the Central Licensing Server component used in ABB products ABB Ability™ System 800xA and related system extensions versions 5.1 6.0 and 6.1 Compact HMI versions 5.1 and 6.0 Control Builder Safe 1.0 1.1 and 2.0 Symphony Plus -S+ Operations 3.0 to 3.2 Symphony Plus -S+ Engineering 1.1 to 2.2 Composer Harmony 5.1 6.0 and 6.1 Melody Composer 5.3 6.1/6.2 and SPE for Melody 1.0SPx (Composer 6.3) Harmony OPC Server (HAOPC) Standalone 6.0 6.1 and 7.0 ABB Ability™ System 800xA/ Advant® OCS Control Builder A 1.3 and 1.4 Advant® OCS AC100 OPC Server 5.1 6.0 and 6.1 Composer CTK 6.1 and 6.2 AdvaBuild 3.7 SP1 and SP2 OPCServer for MOD 300 (non-800xA) 1.4 OPC Data Link 2.1 and 2.2 Knowledge Manager 8.0 9.0 and 9.1 Manufacturing Operations Management 1812 and 1909 a weakness in validation of input exists that allows an attacker to alter licenses assigned to the system nodes by sending specially crafted messages to the CLS web service.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://search.abb.com/library/Download.aspx?DocumentID=2PAA121230&LanguageCode=en&DocumentPartId=&Action=Launch https://search.abb.com/library/Download.aspx?DocumentID=2PAA121231&LanguageCode=en&DocumentPartId=&Action=Launch https://www.us-cert.gov/ics/advisories/icsa-20-154-04

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5