DVG-IRF1401: Incorrect Behavior Order
CVE-2026-14169 is a high-severity incorrect behavior order vulnerability in DVG-IRF1401 from ads-tec Industrial IT, with a CVSS 3.1 base score of 8.1 out of 10. It can be exploited remotely over the network by an attacker with a low-privileged account, without any action from a user. The record lists version 2.3.0 as the first without the flaw, so updating DVG-IRF1401 to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 0.52% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Update DVG-IRF1401 to 2.3.0 or a later version.
- Update DVG-IRF1421 to 2.3.0 or a later version.
- Update DVG-IRF3401 to 2.3.0 or a later version.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| ads-tec Industrial IT | DVG-IRF1401 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
| ads-tec Industrial IT | DVG-IRF1421 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
| ads-tec Industrial IT | DVG-IRF3401 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
| ads-tec Industrial IT | DVG-IRF3421 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
| ads-tec Industrial IT | DVG-IRF3801 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
| ads-tec Industrial IT | DVG-IRF3821 | 1.0.0 up to, but not including, 2.3.0 | 2.3.0 |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- LowA basic user account is enough.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- NoneNo data is disclosed.
- Integrity
- HighData or code can be modified at will.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. Scored by CNA (cert.vde.com).
Official 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: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Incorrect Behavior Order
The product performs multiple related behaviors, but the behaviors are performed in the wrong order in ways that may produce resultant weaknesses.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Other references
Other vulnerabilities in DVG-IRF1401
- 8.8 High severity
- 8.8 High severity
Recent Incorrect Behavior Order vulnerabilities
- 7.8 High severity
- 9.1 Critical severity
- 7.5 High severity
- 7.3 High severity
- 8.2 High severity
- 8.1 High severity
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