What is CVE-2023-30063?

CVE-2023-30063 is a high-severity vulnerability in Dlink Dir-890l, classified under Improper Authentication. CVSS score: 7.5/10. Published 2023-05-01.

How severe is CVE-2023-30063?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Dlink Dir-890l

CVE-2023-30063

D-Link DIR-890L FW1.10 A1 is vulnerable to Authentication bypass.

Vulnerability class: Broken Authentication

Published 2023-05-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Dlink Dir-890l — versions a1
Dlink Dir-890l Firmware — versions 1.05

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.dlink.com/en/security-bulletin/ (Vendor Advisory)
github.com/Zarathustra-L/IoT_Vul/tree/main/D-Link/DIR-890L/Auth bypass (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-30063?: CVE-2023-30063 is a high-severity vulnerability in Dlink Dir-890l, classified under Improper Authentication. CVSS score: 7.5/10. Published 2023-05-01.
How severe is CVE-2023-30063?: High severity. CVSS v3 base score is 7.5 out of 10.