CVE-2026-14837
SSH Enablement Signature Verification Bypass
Description
Multiple Lenze products are affected by an improper signature verification vulnerability in the SSH enablement mechanism. A low-privileged local attacker can bypass verification of the SSH enable file signature and enable SSH access on the device. Successful exploitation may result in unauthorized administrative access and complete system compromise.
INFO
Published Date :
July 27, 2026, 8:16 a.m.
Last Modified :
July 27, 2026, 8:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update affected Lenze products to the latest version.
- Disable SSH if not actively used.
- Restrict local access to the device.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-14837.
| URL | Resource |
|---|---|
| https://www.certvde.com/en/advisories/VDE-2026-077/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-14837 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-14837
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-14837 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-14837 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Jul. 27, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Lenze', 'product': 'c430', 'versions': [{'status': 'affected', 'version': '1.0.0', 'lessThan': '1.15.2', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Lenze', 'product': 'c520', 'versions': [{'status': 'affected', 'version': '1.0.0', 'lessThan': '1.15.2', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Lenze', 'product': 'c550', 'versions': [{'status': 'affected', 'version': '1.0.0', 'lessThan': '1.15.2', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Lenze', 'product': 'i950 GenA', 'versions': [{'status': 'affected', 'version': '1.0.0', 'lessThan': '1.14.2', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Lenze', 'product': 'i950 GenB', 'versions': [{'status': 'affected', 'version': '2.0.0', 'lessThan': '2.0.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added Description Multiple Lenze products are affected by an improper signature verification vulnerability in the SSH enablement mechanism. A low-privileged local attacker can bypass verification of the SSH enable file signature and enable SSH access on the device. Successful exploitation may result in unauthorized administrative access and complete system compromise. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-347 Added Reference https://www.certvde.com/en/advisories/VDE-2026-077/