critical
9.8
CWE
347
Advisory Published
Updated

CVE-2023-5347: Unauthenticated Firmware Upgrade

First published: Tue Jan 09 2024(Updated: )

An Improper Verification of Cryptographic Signature vulnerability in the update process of Korenix JetNet Series allows replacing the whole operating system including Trusted Executables. This issue affects JetNet devices older than firmware version 2024/01.

Credit: office@cyberdanube.com

Affected SoftwareAffected VersionHow to fix
All of
Korenix Jetnet 5310g Firmware=2.6
Korenix Jetnet 5310g
All of
Korenix Jetnet 4508 Firmware=2.3
Korenix Jetnet 4508
All of
Korenix Jetnet 4508i-w Firmware=1.3
Korenix Jetnet 4508i-w
All of
Korenix Jetnet 4508-w Firmware=2.3
Korenix Jetnet 4508-w
All of
Korenix Jetnet 4508if-s Firmware=1.3
Korenix Jetnet 4508if-s
All of
Korenix Jetnet 4508if-m Firmware=1.3
Korenix Jetnet 4508if-m
All of
Korenix Jetnet 4508if-sw Firmware=1.3
Korenix Jetnet 4508if-sw
All of
Korenix Jetnet 4508if-mw Firmware=1.3
Korenix Jetnet 4508if-mw
All of
Korenix Jetnet 4508f-m Firmware=2.3
Korenix Jetnet 4508f-m
All of
Korenix Jetnet 4508f-s Firmware=2.3
Korenix Jetnet 4508f-s
All of
Korenix Jetnet 4508f-mw Firmware=2.3
Korenix Jetnet 4508f-mw
All of
Korenix Jetnet 4508f-sw Firmware=2.3
Korenix Jetnet 4508f-sw
All of
Korenix Jetnet 5620g-4c Firmware=1.1
Korenix Jetnet 5620g-4c
All of
Korenix Jetnet 5612gp-4f Firmware=1.2
Korenix Jetnet 5612gp-4f
All of
Korenix Jetnet 5612g-4f Firmware=1.2
Korenix Jetnet 5612g-4f
All of
Korenix Jetnet 5728g-24p-ac-2dc-us Firmware=2.1
Korenix Jetnet 5728g-24p-ac-2dc-us
All of
Korenix Jetnet 5728g-24p-ac-2dc-eu Firmware=2.1
Korenix Jetnet 5728g-24p-ac-2dc-eu
All of
Korenix Jetnet 6528gf-2ac-eu Firmware=1.0
Korenix Jetnet 6528gf-2ac-eu
All of
Korenix Jetnet 6528gf-2ac-us Firmware=1.0
Korenix Jetnet 6528gf-2ac-us
All of
Korenix Jetnet 6528gf-2dc24 Firmware=1.0
Korenix Jetnet 6528gf-2dc24
All of
Korenix Jetnet 6528gf-2dc48 Firmware=1.0
Korenix Jetnet 6528gf-2dc48
All of
Korenix Jetnet 6528gf-ac-eu Firmware=1.0
Korenix Jetnet 6528gf-ac-eu
All of
Korenix Jetnet 6528gf-ac-us Firmware=1.0
Korenix Jetnet 6528gf-ac-us
All of
Korenix Jetnet 6628xp-4f-us Firmware=1.1
Korenix Jetnet 6628xp-4f-us
All of
Korenix Jetnet 6628x-4f-eu Firmware=1.0
Korenix Jetnet 6628x-4f-eu
All of
Korenix Jetnet 6728g-24p-ac-2dc-us Firmware=1.1
Korenix Jetnet 6728g-24p-ac-2dc-us
All of
Korenix Jetnet 6728g-24p-ac-2dc-eu Firmware=1.1
Korenix Jetnet 6728g-24p-ac-2dc-eu
All of
Korenix Jetnet 6828gf-2dc48 Firmware=1.0
Korenix Jetnet 6828gf-2dc48
All of
Korenix Jetnet 6828gf-2dc24 Firmware=1.0
Korenix Jetnet 6828gf-2dc24
All of
Korenix Jetnet 6828gf-ac-dc24-us Firmware=1.0
Korenix Jetnet 6828gf-ac-dc24-us
All of
Korenix Jetnet 6828gf-2ac-us Firmware=1.0
Korenix Jetnet 6828gf-2ac-us
All of
Korenix Jetnet 6828gf-ac-us Firmware=1.0
Korenix Jetnet 6828gf-ac-us
All of
Korenix Jetnet 6828gf-2ac-au Firmware=1.0
Korenix Jetnet 6828gf-2ac-au
All of
Korenix Jetnet 6828gf-ac-dc24-eu Firmware=1.0
Korenix Jetnet 6828gf-ac-dc24-eu
All of
Korenix Jetnet 6828gf-2ac-eu Firmware=1.0
Korenix Jetnet 6828gf-2ac-eu
All of
Korenix Jetnet 6910g-m12 Hvdc Firmware=1.0
Korenix Jetnet 6910g-m12 Hvdc
All of
Korenix Jetnet 7310g-v2 Firmware=1.0
Korenix Jetnet 7310g-v2
All of
Korenix Jetnet 7628xp-4f-us Firmware=1.0
Korenix Jetnet 7628xp-4f-us
All of
Korenix Jetnet 7628xp-4f-us Firmware=1.1
Korenix Jetnet 7628xp-4f-us
All of
Korenix Jetnet 7628xp-4f-eu Firmware=1.0
Korenix Jetnet 7628xp-4f-eu
All of
Korenix Jetnet 7628xp-4f-eu Firmware=1.1
Korenix Jetnet 7628xp-4f-eu
All of
Korenix Jetnet 7628x-4f-us Firmware=1.0
Korenix Jetnet 7628x-4f-us
All of
Korenix Jetnet 7628x-4f-eu Firmware=1.0
Korenix Jetnet 7628x-4f-eu
All of
Korenix Jetnet 7714g-m12 Hvdc Firmware=1.0
Korenix Jetnet 7714g-m12 Hvdc

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