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CVE-2025-52586— EG4 Electronics EG4 Inverters Cleartext Transmission of Sensitive Information

Quick assessment

Affected
EG4 Electronics EG4 12kPV
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.

EG4 Electronics EG4 Inverters是美国EG4 Electronics公司的一系列混合逆变器。 EG4 Electronics EG4 Inverters存在安全漏洞，该漏洞源于MOD3命令流量未加密传输，可能导致数据拦截和篡改。

CVSS 6.9 · Medium EPSS 0.08% · P0
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I. Basic Information for CVE-2025-52586

Vulnerability Information
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Vulnerability Title
EG4 Electronics EG4 Inverters Cleartext Transmission of Sensitive Information
Source: CVE Program / CVE List V5
Vulnerability Description
The MOD3 command traffic between the monitoring application and the inverter is transmitted in plaintext without encryption or obfuscation. This vulnerability may allow an attacker with access to a local network to intercept, manipulate, replay, or forge critical data, including read/write operations for voltage, current, and power configuration, operational status, alarms, telemetry, system reset, or inverter control commands, potentially disrupting power generation or reconfiguring inverter settings.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的明文传输
Source: CVE Program / CVE List V5
Vulnerability Title
EG4 Electronics EG4 Inverters 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EG4 Electronics EG4 Inverters是美国EG4 Electronics公司的一系列混合逆变器。 EG4 Electronics EG4 Inverters存在安全漏洞，该漏洞源于MOD3命令流量未加密传输，可能导致数据拦截和篡改。
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
EG4 Electronics EG4 12kPV all versions -
EG4 Electronics EG4 18kPV all versions -
EG4 Electronics EG4 Flex 21 all versions -
EG4 Electronics EG4 Flex 18 all versions -
EG4 Electronics EG4 6000XP all versions -
EG4 Electronics EG4 12000XP all versions -
EG4 Electronics EG4 GridBoss all versions -

II. Public POCs for CVE-2025-52586

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III. Intelligence Information for CVE-2025-52586

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Vendor Advisories for CVE-2025-52586 (1)

Same Patch Batch · EG4 Electronics · 2025-08-08 · 4 CVEs total

CVE-2025-53520 8.8 HIGH EG4 Electronics EG4 Inverters Download of Code Without Integrity Check
CVE-2025-46414 8.1 HIGH EG4 Electronics EG4 Inverters Improper Restriction of Excessive Authentication Attempts
CVE-2025-47872 5.8 MEDIUM EG4 Electronics EG4 Inverters Observable Discrepancy

IV. Related Vulnerabilities

Same product: EG4 12kPV
Same vendor: EG4 Electronics
Same weakness: CWE-319

V. Comments for CVE-2025-52586

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