CVE-2020-8471— ABB Central Licensing System - Weak File Permissions
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I. Basic Information for CVE-2020-8471
Vulnerability Information
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Vulnerability Title
ABB Central Licensing System - Weak File Permissions
Source: NVD (National Vulnerability Database)
Vulnerability 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, weak file permissions allow an authenticated attacker to block the license handling, escalate his/her privileges and execute arbitrary code.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
Permission Issues
Source: NVD (National Vulnerability Database)
Vulnerability Title
多款ABB产品Central Licensing Server组件输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ABB Ability System 800xA等都是瑞士ABB（ABB）公司的产品。ABB Ability System 800xA是一套用于工控行业的分布式控制系统。ABB Compact HMI是一套监控和数据采集系统。ABB Control Builder Safe是一款用于配置和下载AC 800M High Integrity安全应用程序的工程工具。Central Licensing Server是其中的一个许可证服务器。 多款ABB产品中的Central Licensing Server组件存
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ABB | Central Licensing System | 5.1 ~ 5* | - | |
| ABB | ABB Ability System 800xA | 5.1 | - | |
| ABB | Compact HMI | 5.1 | - | |
| ABB | Control Builder Safe | 1.0 | - | |
| ABB | Symphony Plus S+ Operations | 3 ~ 3.2 | - | |
| ABB | Symphony Plus S+ Engineering | 1.1 ~ 2.2 | - | |
| ABB | Composer Harmony | 5.1 | - | |
| ABB | Composer Melody | 5.3 | - | |
| ABB | Harmony OPC Server Standalone | 6.0 | - | |
| ABB | Advant OCS Control Builder A | 1.3 | - | |
| ABB | Composer CTK | 6.1 | - | |
| ABB | AdvaBuild | 3.7 SP1 | - | |
| ABB | OPC Server for Mod 300 (non-800xA) | 1.4 | - | |
| ABB | OPC Data Link | 2.1 | - | |
| ABB | Knowledge Manager | 8.0 | - | |
| ABB | Manufacturing Operations Management | 1812 | - | |
| ABB | Advant OCS AC 100 OPS Server | 5.1 | - |
II. Public POCs for CVE-2020-8471
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.us-cert.gov/ics/advisories/icsa-20-154-04x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-8471
Same Patch Batch · ABB · 2020-04-29 · 13 CVEs total
| CVE-2020-8481 | 9.8 CRITICAL | ABB Central Licensing System - Information disclosure |
| CVE-2020-8479 | 9.4 CRITICAL | ABB Central Licensing System - XML External Entity Injection |
| CVE-2020-8489 | 7.8 HIGH | ABB System 800xA Inter process communication vulnerability - 800xA Information Management |
| CVE-2020-8488 | 7.8 HIGH | ABB System 800xA Inter process communication vulnerability - 800xA Batch Management |
| CVE-2020-8485 | 7.8 HIGH | ABB System 800xA Inter process communication vulnerability - 800xA for Mod 300 |
| CVE-2020-8484 | 7.8 HIGH | ABB System 800xA Inter process communication vulnerability - 800xA for DCI |
| CVE-2020-8487 | 6.6 MEDIUM | ABB System 800xA Inter process communication vulnerability - System 800xA Base |
| CVE-2020-8486 | 6.6 MEDIUM | ABB System 800xA Inter process communication vulnerability - 800xA RNRP |
| CVE-2020-8478 | 5.3 MEDIUM | ABB System 800xA Inter process communication vulnerability |
| CVE-2020-8475 | 5.3 MEDIUM | ABB Central Licensing System - Denial of Service Vulnerability |
| CVE-2020-8476 | 5.3 MEDIUM | ABB Central Licensing System - Elevation of Privilege Vulnerability |
| CVE-2019-5620 | ABB MicroSCADA Pro SYS600 Missing Authentication for Critical Function |
IV. Related Vulnerabilities
Same product: Central Licensing System
Same vendor: ABB
V. Comments for CVE-2020-8471
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