CVE-2023-4397 is a buffer overflow vulnerability affecting Zyxel ATP, USG FLEX, USG FLEX 50(W), and USG20(W)-VPN series devices running firmware version 5.37. An authenticated local attacker with administrator privileges can trigger a denial-of-service condition by executing a crafted CLI command. With a CVSS score of 4.4 (Medium), this vulnerability requires high privileges and local access, limiting its immediate impact to denial-of-service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.37CPE matchmatch criteria | cpe:2.3:o:zyxel:zld:5.37:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.