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CVE-2026-14169— ads-tec Industrial IT: Account lockout via non-atomic user creation

Quick assessment

Affected
ads-tec Industrial IT DVG-IRF1401
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.

ads-tec Industrial IT DVG-IRF1401是德国ads-tec Industrial IT公司的一款工业路由器。 DVG-IRF1401、DVG-IRF1421、DVG-IRF3401、DVG-IRF3421、DVG-IRF3801和DVG-IRF3821 1.0.0版本至2.3.0之前版本存在处理逻辑错误漏洞，该漏洞源于行为顺序错误，可能导致低权限远程攻击者通过特制输入触发账户不一致状态并覆盖现有用户密码，从而导致设备完全管理不可用。

CVSS 8.1 · High EPSS 0.52% · P44

Possible ATT&CK Techniques 1 AI

T1136 · Create Account

Affected Version Matrix 6

VendorProduct Version RangeStatus
ads-tec Industrial IT DVG-IRF1401 1.0.0< 2.3.0 affected
ads-tec Industrial IT DVG-IRF1421 1.0.0< 2.3.0 affected
ads-tec Industrial IT DVG-IRF3401 1.0.0< 2.3.0 affected
ads-tec Industrial IT DVG-IRF3421 1.0.0< 2.3.0 affected
ads-tec Industrial IT DVG-IRF3801 1.0.0< 2.3.0 affected
ads-tec Industrial IT DVG-IRF3821 1.0.0< 2.3.0 affected
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I. Basic Information for CVE-2026-14169

Vulnerability Information
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Vulnerability Title
ads-tec Industrial IT: Account lockout via non-atomic user creation
Source: CVE Program / CVE List V5
Vulnerability Description
Due to incorrect behavior order a low privileged remote attacker could trigger account inconsistent state via crafted input and overwrites existing user passwords which could result in complete administrative unavailability of the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不正确的行为次序
Source: CVE Program / CVE List V5
Vulnerability Title
ads-tec Industrial IT DVG-IRF1401 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ads-tec Industrial IT DVG-IRF1401是德国ads-tec Industrial IT公司的一款工业路由器。 DVG-IRF1401、DVG-IRF1421、DVG-IRF3401、DVG-IRF3421、DVG-IRF3801和DVG-IRF3821 1.0.0版本至2.3.0之前版本存在处理逻辑错误漏洞，该漏洞源于行为顺序错误，可能导致低权限远程攻击者通过特制输入触发账户不一致状态并覆盖现有用户密码，从而导致设备完全管理不可用。
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
ads-tec Industrial IT DVG-IRF1401 1.0.0 ~ 2.3.0 -
ads-tec Industrial IT DVG-IRF1421 1.0.0 ~ 2.3.0 -
ads-tec Industrial IT DVG-IRF3401 1.0.0 ~ 2.3.0 -
ads-tec Industrial IT DVG-IRF3421 1.0.0 ~ 2.3.0 -
ads-tec Industrial IT DVG-IRF3801 1.0.0 ~ 2.3.0 -
ads-tec Industrial IT DVG-IRF3821 1.0.0 ~ 2.3.0 -

II. Public POCs for CVE-2026-14169

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-14169

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Vendor Advisories for CVE-2026-14169 (1)

Same Patch Batch · ads-tec Industrial IT · 2026-07-28 · 4 CVEs total

CVE-2026-14167 8.8 HIGH ads-tec Industrial IT: Privilege escalation during configuration import
CVE-2026-14168 8.8 HIGH ads-tec Industrial IT: Vertical privilege escalation via configuration table write
CVE-2026-14171 6.1 MEDIUM ads-tec Industrial IT: Post-login open redirect in the web interface

IV. Related Vulnerabilities

Same product: DVG-IRF1401
Same vendor: ads-tec Industrial IT
Same weakness: CWE-696