CVE-2021-42627

Name: CVE-2021-42627
Creator: NVD / NIST
Published: 2022-08-23T12:15:08.487+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 67.44%

Last modified Jun 17, 2026

CVE-2021-42627 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The WAN configuration page "wan.htm" on D-Link DIR-615 devices with firmware 20.06 can be accessed directly without authentication which can lead to disclose the information about WAN settings and also leverage attacker to modify the data fields of page.. EPSS estimates a 67.44% chance of exploitation in the next 30 days.

Description

The WAN configuration page "wan.htm" on D-Link DIR-615 devices with firmware 20.06 can be accessed directly without authentication which can lead to disclose the information about WAN settings and also leverage attacker to modify the data fields of page.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

67.44%

99.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Dlink	Dir-615 Firmware	20.06
Dlink	Dir-615 J1 Firmware	20.06
Dlink	Dir-615 T1 Firmware	20.06
Dlink	Dir-615jx10 Firmware	20.06

References

http://d-link.comBroken Link
http://dlink.comProduct
https://github.com/sanjokkarki/D-Link-DIR-615/blob/main/CVE-2021-42627Third Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory
http://d-link.comBroken Link
http://dlink.comProduct
https://github.com/sanjokkarki/D-Link-DIR-615/blob/main/CVE-2021-42627Third Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory

Timeline

Published: Aug 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42627?

How severe is CVE-2021-42627?

CVE-2021-42627 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 67.44% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42627?

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-2021-42627?

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

Scan your code now

Source: NVD / NIST