What is CVE-2019-8392?

CVE-2019-8392 is a high-severity vulnerability in Dlink Dir-823g. CVSS score: 7.5/10. Published 2019-02-17.

How severe is CVE-2019-8392?

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

Is CVE-2019-8392 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Dlink Dir-823g

CVE-2019-8392

An issue was discovered on D-Link DIR-823G devices with firmware 1.02B03. There is incorrect access control allowing remote attackers to enable Guest Wi-Fi via the SetWLanRadioSettings HNAP API to the web service provided by /bin/goahead.

Published 2019-02-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.022 (82.2th percentile), scored 2026-10-25.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Dlink Dir-823g
Dlink Dir-823g Firmware — versions 1.02b03

Public proof-of-concept exploits

References

github.com/leonW7/D-Link/blob/master/Vul_6.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-8392?: CVE-2019-8392 is a high-severity vulnerability in Dlink Dir-823g. CVSS score: 7.5/10. Published 2019-02-17.
How severe is CVE-2019-8392?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-8392 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.