CVE-2020-7523
Quick assessment
Affected
n/a Schneider Electric Modbus Serial Driver (64 bits) versions prior to V3.20 IE 30, Schneider Electric Modbus Serial Driver (32 bits) versions prior to V2.20 IE 30, and Schneider Electric Modbus Driver Suite versions prior to V14.15.0.0
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.
Schneider Electric Modbus Serial Driver是法国施耐德电气（Schneider Electric）公司的一款串行驱动器。 Schneider Electric Modbus Serial Driver 中存在漏洞。该漏洞源于Modbus串行驱动程序服务被调用可能会导致本地权限提升。
Possible ATT&CK Techniques 1 AI
T1548.003 · Sudo and Sudo Caching
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I. Basic Information for CVE-2020-7523
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Privilege Management vulnerability exists in Schneider Electric Modbus Serial Driver (see security notification for versions) which could cause local privilege escalation when the Modbus Serial Driver service is invoked. The driver does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Schneider Electric Modbus Serial Driver 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Schneider Electric Modbus Serial Driver是法国施耐德电气（Schneider Electric）公司的一款串行驱动器。 Schneider Electric Modbus Serial Driver 中存在漏洞。该漏洞源于Modbus串行驱动程序服务被调用可能会导致本地权限提升。
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 |
|---|---|---|---|---|
| - | Schneider Electric Modbus Serial Driver (64 bits) versions prior to V3.20 IE 30, Schneider Electric Modbus Serial Driver (32 bits) versions prior to V2.20 IE 30, and Schneider Electric Modbus Driver Suite versions prior to V14.15.0.0 | Schneider Electric Modbus Serial Driver (64 bits) versions prior to V3.20 IE 30, Schneider Electric Modbus Serial Driver (32 bits) versions prior to V2.20 IE 30, and Schneider Electric Modbus Driver Suite versions prior to V14.15.0.1 | - |
|
II. Public POCs for CVE-2020-7523
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-7523 (1)
-
https://www.se.com/ww/en/download/document/SEVD-2020-224-01/ x_refsource_MISC
Same Patch Batch · n/a · 2020-08-31 · 66 CVEs total
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| CVE-2020-24363 | TP-Link TL-WA855RE 访问控制错误漏洞 |
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