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CRITICAL · 9.1

CVE-2025-67039

An issue was discovered in Lantronix EDS3000PS 3.1.0.0R2. The authentication on management pages can be bypassed by appending a specific suffix to the URL and by sending an Authorization header that u...

Vulnerability Description

An issue was discovered in Lantronix EDS3000PS 3.1.0.0R2. The authentication on management pages can be bypassed by appending a specific suffix to the URL and by sending an Authorization header that uses "admin" as the username.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
LantronixEds3016Ps1Ns Firmware3.1.0.0
LantronixEds3016Ps1Ns-
LantronixEds3008Ps1Ns Firmware3.1.0.0
LantronixEds3008Ps1Ns-

Related Weaknesses (CWE)

CWE-288

References

FAQ

What is CVE-2025-67039?

CVE-2025-67039 is a vulnerability with a CVSS score of 9.1 (CRITICAL). An issue was discovered in Lantronix EDS3000PS 3.1.0.0R2. The authentication on management pages can be bypassed by appending a specific suffix to the URL and by sending an Authorization header that u...

How severe is CVE-2025-67039?

CVE-2025-67039 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-67039?

Check the references section above for vendor advisories and patch information. Affected products include: Lantronix Eds3016Ps1Ns Firmware, Lantronix Eds3016Ps1Ns, Lantronix Eds3008Ps1Ns Firmware, Lantronix Eds3008Ps1Ns.