CVE-2023-5347 is a critical vulnerability affecting Korenix JetNet Series devices with firmware older than 2024/01. It stems from an improper verification of cryptographic signatures during the update process, allowing an attacker to replace the entire operating system, including trusted executables. With a CVSS score of 9.1 (CRITICAL), this vulnerability is easily exploitable over the network without authentication, leading to high impact on integrity and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.6CPE matchmatch criteria | cpe:2.3:o:korenix:jetnet_5310g_firmware:2.6:*:*:*:*:*:*:* | ||
2.3CPE matchmatch criteria | cpe:2.3:o:korenix:jetnet_4508_firmware:2.3:*:*:*:*:*:*:* | ||
1.3CPE matchmatch criteria | cpe:2.3:o:korenix:jetnet_4508i-w_firmware:1.3:*:*:*:*:*:*:* | ||
2.3CPE matchmatch criteria | cpe:2.3:o:korenix:jetnet_4508-w_firmware:2.3:*:*:*:*:*:*:* | ||
1.3CPE matchmatch criteria | cpe:2.3:o:korenix:jetnet_4508if-s_firmware:1.3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.