CVE-2020-12774

Name: CVE-2020-12774
Creator: NVD / NIST
Published: 2020-07-22T08:15:12.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2020-12774 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.

Metrics

CVSS 3.1

6.7/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.41%

32.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dsl-7740c Firmware	v6.tr069.20180723

References

https://www.twcert.org.tw/tw/cp-132-3802-27204-1.htmlThird Party Advisory
https://www.twcert.org.tw/tw/cp-132-3802-27204-1.htmlThird Party Advisory

Timeline

Published: Jul 22, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12774?

D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.

How severe is CVE-2020-12774?

CVE-2020-12774 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12774?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12774?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST