CVE-2026-41021
Quick assessment
Affected
Eaton easyE4
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.
Eaton easyE4 采用的密码策略强度不足。攻击者若获取了密码哈希值（包括通过 CVE-2026-41020 漏洞获取），即可执行离线密码猜测攻击，并可能恢复用户凭证。
Possible ATT&CK Techniques 1 AI
T1110.001 · Password Guessing
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I. Basic Information for CVE-2026-41021
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Eaton easyE4 uses an insufficiently strong password policy. An attacker who obtains a password hash, including through CVE-2026-41020, could perform an offline password-guessing attack and potentially recover user credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
弱口令要求
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-41021
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-41021 (1)
Same Patch Batch · Eaton · 2026-10-27 · 3 CVEs total
| CVE-2026-41020 | 7.5 HIGH | Eaton easyE4 认证静态 nonce 重放漏洞 |
| CVE-2026-41022 | 5.9 MEDIUM | Eaton easySoft TLS 证书验证缺失致中间人攻击 |