CVE-2026-4619
Received Received - Intake
Path Traversal in NEC Aterm Routers Allows Arbitrary File Overwrite

Publication date: 2026-03-27

Last updated on: 2026-04-20

Assigner: NEC Corporation

Description
Path Traversal vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to wtite over any file via network.
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Meta Information
Published
2026-03-27
Last Modified
2026-04-20
Generated
2026-05-07
AI Q&A
2026-03-27
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
nec aterm_wx3600hp_firmware to 1.5.3 (exc)
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
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a Path Traversal issue found in NEC Platforms, Ltd. Aterm Series devices. It allows an attacker to write over any file on the system via the network.


How can this vulnerability impact me? :

An attacker exploiting this vulnerability can overwrite arbitrary files on the affected device remotely. This could lead to unauthorized modification or destruction of critical system files, potentially causing system malfunction, data loss, or enabling further attacks.


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