Vulnerability in Korenix Jetnet 4508
CVE-2023-5347
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.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (70.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Korenix Jetnet 4508
- Korenix Jetnet 4508 Firmware — versions 2.3
- Korenix Jetnet 4508f-M
- Korenix Jetnet 4508f-M Firmware — versions 2.3
- Korenix Jetnet 4508f-Mw
- Korenix Jetnet 4508f-Mw Firmware — versions 2.3
- Korenix Jetnet 4508f-S
- Korenix Jetnet 4508f-S Firmware — versions 2.3
- Korenix Jetnet 4508f-Sw
- Korenix Jetnet 4508f-Sw Firmware — versions 2.3
Weakness classification (CWE)
References
- www.beijerelectronics.com/en/support/Help___online (Vendor Advisory)
- cyberdanube.com/en/en-multiple-vulnerabilities-in-korenix-jetnet-series/ (Exploit, Third Party Advisory)
- seclists.org/fulldisclosure/2024/Jan/11 (Exploit, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/176550/Korenix-JetNet-Series-Unauthenticated-Acce… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-5347?
- CVE-2023-5347 is a critical-severity vulnerability in Korenix Jetnet 4508, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 9.8/10. Published 2024-01-09.
- How severe is CVE-2023-5347?
- Critical severity. CVSS v3 base score is 9.8 out of 10.