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CVE-2020-8485— ABB System 800xA Inter process communication vulnerability - 800xA for Mod 300

Quick assessment

Affected
ABB 800xA for MOD300
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ABB System 800xA for MOD 300是瑞士ABB公司的一套用于MOD 300的分布式控制系统。 ABB System 800xA for MOD 300（所有版本）中存在权限许可和访问控制问题漏洞。本地攻击者可利用该漏洞注入数据，对控制器进行读写操作或导致Windows进程崩溃。

CVSS 7.8 · High EPSS 0.34% · P26

Possible ATT&CK Techniques 1 AI

T1055 · Process Injection
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I. Basic Information for CVE-2020-8485

Vulnerability Information
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Vulnerability Title
ABB System 800xA Inter process communication vulnerability - 800xA for Mod 300
Source: CVE Program / CVE List V5
Vulnerability Description
Insufficient protection of the inter-process communication functions in ABB System 800xA for MOD 300 (all published versions) enables an attacker authenticated on the local system to inject data, allowing reads and writes to the controllers or cause windows processes to crash.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
权限、特权和访问控制
Source: CVE Program / CVE List V5
Vulnerability Title
ABB System 800xA for MOD 300 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ABB System 800xA for MOD 300是瑞士ABB公司的一套用于MOD 300的分布式控制系统。 ABB System 800xA for MOD 300（所有版本）中存在权限许可和访问控制问题漏洞。本地攻击者可利用该漏洞注入数据，对控制器进行读写操作或导致Windows进程崩溃。
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 800xA for MOD300 all versions -

II. Public POCs for CVE-2020-8485

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III. Intelligence Information for CVE-2020-8485

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Other References for CVE-2020-8485 (1)

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-2020-8484 7.8 HIGH ABB System 800xA Inter process communication vulnerability - 800xA for DCI
CVE-2020-8471 7.8 HIGH ABB Central Licensing System - Weak File Permissions
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 vendor: ABB
Same weakness: CWE-264

V. Comments for CVE-2020-8485

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