Vulnerability in Zyxel Atp100
CVE-2023-6399
A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, U…
EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Zyxel Atp100
- Zyxel Atp100_firmware — versions 5.37
- Zyxel Atp100w
- Zyxel Atp100w_firmware — versions 5.37
- Zyxel Atp200
- Zyxel Atp200_firmware — versions 5.37
- Zyxel Atp500
- Zyxel Atp500_firmware — versions 5.37
- Zyxel Atp700
- Zyxel Atp700_firmware — versions 5.37
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@zyxel.com.tw (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-6399?
- CVE-2023-6399 is a medium-severity vulnerability in Zyxel Atp100, classified under Use of Externally-Controlled Format String. CVSS score: 5.7/10. Published 2024-02-20.
- How severe is CVE-2023-6399?
- Medium severity. CVSS v3 base score is 5.7 out of 10.
- Is CVE-2023-6399 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.