CVE-2020-8471: ABB Central Licensing System - Weak File Permissions
First published: Wed Apr 29 2020(Updated: )
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, weak file permissions allow an authenticated attacker to block the license handling, escalate his/her privileges and execute arbitrary code.
Credit: cybersecurity@ch.abb.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Abb 800xa System | =5.1 | |
| Abb 800xa System | =5.1-feature_pack_4 | |
| Abb 800xa System | =5.1-feature_pack_4_revision_d | |
| Abb 800xa System | =5.1-revision_a | |
| Abb 800xa System | =5.1-revision_b | |
| Abb 800xa System | =5.1-revision_c | |
| Abb 800xa System | =5.1-revision_d | |
| Abb Compact Hmi | =5.1 | |
| Abb Compact Hmi | =5.1-feature_pack_4_revision_d | |
| Abb Compact Hmi | =5.1-revision_b | |
| Abb Compact Hmi | =5.1-revision_d | |
| Abb Control Builder Safe | =1.0 | |
| Abb Control Builder Safe | =1.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-8471?
CVE-2020-8471 is a vulnerability in 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, and Symphony Plus -S+ Engineering 1.1 to 2.2.
What is the severity of CVE-2020-8471?
The severity of CVE-2020-8471 is high with a CVSS score of 7.8.
Which products are affected by CVE-2020-8471?
ABB products ABB Ability™ System 800xA, Compact HMI, Control Builder Safe, Symphony Plus -S+ Operations, and Symphony Plus -S+ Engineering are affected by CVE-2020-8471.
How can I fix CVE-2020-8471?
ABB has released security advisories with patches and mitigations. It is recommended to apply the necessary updates or follow the recommended mitigations provided in the advisories.
Where can I find more information about CVE-2020-8471?
You can find more information about CVE-2020-8471 in the ABB security advisories and the US-CERT advisory linked in the references section.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/references
- agent/author
- agent/title
- agent/first-publish-date
- agent/description
- agent/event
- agent/tags
- vendor/abb
- canonical/abb 800xa system
- version/abb 800xa system/5.1
- version/abb 800xa system/5.1-feature_pack_4
- version/abb 800xa system/5.1-feature_pack_4_revision_d
- version/abb 800xa system/5.1-revision_a
- version/abb 800xa system/5.1-revision_b
- version/abb 800xa system/5.1-revision_c
- version/abb 800xa system/5.1-revision_d
- canonical/abb compact hmi
- version/abb compact hmi/5.1
- version/abb compact hmi/5.1-feature_pack_4_revision_d
- version/abb compact hmi/5.1-revision_b
- version/abb compact hmi/5.1-revision_d
- canonical/abb control builder safe
- version/abb control builder safe/1.0
- version/abb control builder safe/1.1