What is CVE-2023-43206?

CVE-2023-43206 is a critical-severity vulnerability in Dlink Dwl-6610ap, classified under Command Injection. CVSS score: 9.8/10. Published 2023-09-20.

How severe is CVE-2023-43206?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Dlink Dwl-6610ap

CVE-2023-43206

D-LINK DWL-6610 FW_v_4.3.0.8B003C was discovered to contain a command injection vulnerability in the function web_cert_download_handler. This vulnerability allows attackers to execute arbitrary commands via the certDownload parameter.

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-09-20 · last modified 2026-06-17.

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: 0.027 (85.5th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.027 · change: +0.004

Affected products

Dlink Dwl-6610ap
Dlink Dwl-6610ap Firmware — versions 4.3.0.8b003c

Weakness classification (CWE)

CWE-77 — Command Injection

References

github.com/Archerber/bug_submit/blob/main/D-Link/DWL-6610/bug6.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-43206?: CVE-2023-43206 is a critical-severity vulnerability in Dlink Dwl-6610ap, classified under Command Injection. CVSS score: 9.8/10. Published 2023-09-20.
How severe is CVE-2023-43206?: Critical severity. CVSS v3 base score is 9.8 out of 10.