CVE-2025-4676— Authentication bypass by brute forcing Authentication Headers
Quick assessment
Affected
ABB WebPro SNMP Card PowerValue
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 WebPro SNMP Card PowerValue和ABB WebPro SNMP Card PowerValue UL都是瑞士ABB公司的一个远程Web管理系统。 ABB WebPro SNMP Card PowerValue和ABB WebPro SNMP Card PowerValue UL 1.1.8.K及之前版本存在安全漏洞，该漏洞源于身份验证算法实现不正确。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1552.006 · Group Policy Preferences
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I. Basic Information for CVE-2025-4676
Vulnerability Information
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Vulnerability Title
Authentication bypass by brute forcing Authentication Headers
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect Implementation of Authentication Algorithm vulnerability in ABB WebPro SNMP Card PowerValue, ABB WebPro SNMP Card PowerValue UL.This issue affects WebPro SNMP Card PowerValue: through 1.1.8.K; WebPro SNMP Card PowerValue UL: through 1.1.8.K.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证算法的不正确实现
Source: CVE Program / CVE List V5
Vulnerability Title
ABB WebPro SNMP Card PowerValue和ABB WebPro SNMP Card PowerValue UL 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ABB WebPro SNMP Card PowerValue和ABB WebPro SNMP Card PowerValue UL都是瑞士ABB公司的一个远程Web管理系统。 ABB WebPro SNMP Card PowerValue和ABB WebPro SNMP Card PowerValue UL 1.1.8.K及之前版本存在安全漏洞，该漏洞源于身份验证算法实现不正确。
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 | WebPro SNMP Card PowerValue | 0 ~ 1.1.8.k | - |
|
| ABB | WebPro SNMP Card PowerValue UL | 0 ~ 1.1.8.k | - |
|
II. Public POCs for CVE-2025-4676
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2025-4676 (1)
Same Patch Batch · ABB · 2026-01-07 · 3 CVEs total
| CVE-2025-4675 | 6.5 MEDIUM | Improper implementation of Modbus protocol leading to DOS attack |
| CVE-2025-4677 | 6.5 MEDIUM | Idle session timeout is not configured for multiple open ports |
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V. Comments for CVE-2025-4676
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