CVE-2016-20104
Received Received - Intake

Path Traversal in EyeLock nano NXT Firmware

Vulnerability report for CVE-2016-20104, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-20

Last updated on: 2026-10-20

Assigner: VulnCheck

Description

EyeLock nano NXT 3.05.1193, 3.04.1108, 3.03.944, and 3.01.646 contain a path traversal vulnerability that allows unauthenticated attackers to read arbitrary files via the 'path' parameter. Attackers can send GET requests to /scripts/logdownload.php with traversal sequences like ../../etc/passwd, which readfile() returns unvalidated, disclosing local system files. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-20
Last Modified
2026-10-20
Generated
2026-10-21
EPSS Evaluated
N/A
NVD

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
EyeLock nano NXT 3.05.1193
EyeLock nano NXT 3.04.1108
EyeLock nano NXT 3.03.944
EyeLock nano NXT 3.01.646

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

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EPSS Chart