CVE-2019-19743: On D-Link DIR-615 devices, a normal user is able to create a root(admin) user from the D-Link portal.

This week

MEDIUM 6.5MITIGATE

CVE-2019-19743 is a medium-severity flaw (CVSS 6.5) affecting dir-615 t1 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

On D-Link DIR-615 devices, a normal user is able to create a root(admin) user from the D-Link portal.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	8.9% (top 5%)
CISA exploited list	No
Published	2019-12-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dlink

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-12-16 17:15 UTCPublished CVE record published
2026-06-17 02:27 UTCUpdated Record last modified

dlink dir-615 t1 firmware MITIGATE

Affected: 20.07

Fixed in: no fixed release known

Safe to downgrade to: a release before 20.07

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: D-Link DIR-615 - Privilege Escalation

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-19743?

dir-615 t1 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-19743 being exploited?

CVE-2019-19743 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-19743 affect?

CVE-2019-19743 affects dir-615 t1 firmware. Severity is medium (CVSS 6.5). On D-Link DIR-615 devices, a normal user is able to create a root(admin) user from the D-Link portal.

How urgent is CVE-2019-19743?

Priority 52/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

D-Link vulnerabilities

Related CVEs

CVE-2021-42627 CRITICAL 9.8 MITIGATE MITIGATE The WAN configuration page "wan.htm" on D-Link DIR-615 devices with firmware 20.06 can be accessed directly wi
CVE-2018-10110 MEDIUM 4.8 MITIGATE D-Link DIR-615 T1 devices allow XSS via the Add User feature.

References

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