The affected Ebyte device does not restrict repeated authentication
attempts through rate limiting or account lockout mechanisms. This could
allow an attacker to perform automated authentication attacks against
deployments that rely on password based authentication.

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Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

Ebyte acknowledged receipt of the reported vulnerabilities and indicated that a patch was under development. However, the vendor has not responded to subsequent requests for coordination, and CISA has not been informed of the status or availability of the patch. Users are encouraged to reach out to Ebyte for more information.

History

Fri, 28 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Ebyte
Ebyte ebyte Ne2-d11 Firmware
Vendors & Products Ebyte
Ebyte ebyte Ne2-d11 Firmware

Fri, 28 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Description The affected Ebyte device does not restrict repeated authentication attempts through rate limiting or account lockout mechanisms. This could allow an attacker to perform automated authentication attacks against deployments that rely on password based authentication.
Title Ebyte NE2-D11 Improper Restriction of Excessive Authentication Attempts
Weaknesses CWE-307
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-08-28T14:13:52.195Z

Reserved: 2026-08-20T15:03:17.031Z

Link: CVE-2026-76940

cve-icon Vulnrichment

Updated: 2026-08-28T14:05:16.570Z

cve-icon NVD

Status : Received

Published: 2026-08-28T00:18:15.190

Modified: 2026-08-28T16:18:26.093

Link: CVE-2026-76940

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T16:13:34Z

Weaknesses