Information disclosure in Abb 800xa System
CVE-2020-8481
For 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, confidential data is written in an unprotected file. An attacker who successfully exploited this vulnerability could take full control of the computer.
Vulnerability class: Information Disclosure
EPSS: 0.018 (76.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Abb 800xa_system — versions 5.1
- Abb Ability System 800xa — versions 5.1, 6.0, 6.1
- Abb Advabuild — versions 3.7 SP1, 3.7 SP2
- Abb Advant Ocs Ac 100 Ops Server — versions 5.1, 6.0, 6.1
- Abb Advant Ocs Control Builder A — versions 1.3, 1.4
- Abb Central Licensing System — versions 5.1
- Abb Compact Hmi — versions 5.1, 6.0
- Abb Composer Ctk — versions 6.1, 6.2
- Abb Composer Harmony — versions 5.1, 6.0, 6.1
- Abb Composer Melody — versions 5.3, 6
Weakness classification (CWE)
References
- cybersecurity@ch.abb.com (x_refsource_CONFIRM, Vendor Advisory)
- cybersecurity@ch.abb.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-8481?
- CVE-2020-8481 is a critical-severity vulnerability in Abb 800xa System, classified under Information Disclosure. CVSS score: 9.8/10. Published 2020-04-29.
- How severe is CVE-2020-8481?
- Critical severity. CVSS v3 base score is 9.8 out of 10.