CVE-2023-5347

CRITICAL

Korenix JetNet Series - Improper Verification of Cryptographic Signature

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 9.8
EPSS 0.0134
EPSS Percentile 67.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-327 CWE-347
Status published
Products (44)
korenix/jetnet_4508-w_firmware 2.3
korenix/jetnet_4508_firmware 2.3
korenix/jetnet_4508f-m_firmware 2.3
korenix/jetnet_4508f-mw_firmware 2.3
korenix/jetnet_4508f-s_firmware 2.3
korenix/jetnet_4508f-sw_firmware 2.3
korenix/jetnet_4508i-w_firmware 1.3
korenix/jetnet_4508if-m_firmware 1.3
korenix/jetnet_4508if-mw_firmware 1.3
korenix/jetnet_4508if-s_firmware 1.3
... and 34 more
Published Jan 09, 2024
Tracked Since Feb 18, 2026