PT-2026-99878 · Kaon · Kaon Ar2140

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CVE-2026-52748

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Published

2026-09-28

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Updated

2026-09-28

CVSS v4.0

7.1

High

VectorAV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions Kaon AR2140X versions prior to 4.2.18
Description The backup functionality is accessible without authentication. This allows an unauthenticated remote attacker to trigger a configuration backup and retrieve it encrypted by a device-specific key. Executing this function causes the router to become inoperable for a substantial period of time.
Recommendations Update to a version newer than 4.2.17.

Fix

Missing Authentication

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Weakness Enumeration

Related Identifiers

CVE-2026-52748

Affected Products

Kaon Ar2140