What is CVE-2021-26709?

CVE-2021-26709 is a vulnerability in the D-Link DSL-320B-D1 devices through EU_1.25 that allows unauthenticated remote attackers to take over a device via the login.xgi user and pass parameters.

How severe is CVE-2021-26709?

CVE-2021-26709 has a severity rating of 9.8 out of 10, which is considered critical.

How can an attacker exploit CVE-2021-26709?

An attacker can exploit CVE-2021-26709 by sending malicious login.xgi user and pass parameters to the affected D-Link DSL-320B-D1 devices through EU_1.25, allowing them to take over the device remotely.

Which D-Link devices are affected by CVE-2021-26709?

The vulnerability CVE-2021-26709 affects D-Link DSL-320B-D1 devices through EU_1.25.

Is there a fix available for CVE-2021-26709?

As this vulnerability is no longer supported, there may not be an official fix available for CVE-2021-26709. It is recommended to update to a supported device or seek guidance from the vendor.

Vulnerability/
CVE-2021-26709

critical

CWE

787 119

7/4/2021

3/8/2024

CVE-2021-26709: Buffer Overflow

First published: Wed Apr 07 2021(Updated: )

** UNSUPPORTED WHEN ASSIGNED ** D-Link DSL-320B-D1 devices through EU_1.25 are prone to multiple Stack-Based Buffer Overflows that allow unauthenticated remote attackers to take over a device via the login.xgi user and pass parameters. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
D-Link DSL-320B-D1	<=eu_1.25
D-Link DSL-320B-D1
All of
D-Link DSL-320B-D1	<=eu_1.25
D-Link DSL-320B-D1

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Frequently Asked Questions

What is CVE-2021-26709?
CVE-2021-26709 is a vulnerability in the D-Link DSL-320B-D1 devices through EU_1.25 that allows unauthenticated remote attackers to take over a device via the login.xgi user and pass parameters.
How severe is CVE-2021-26709?
CVE-2021-26709 has a severity rating of 9.8 out of 10, which is considered critical.
How can an attacker exploit CVE-2021-26709?
An attacker can exploit CVE-2021-26709 by sending malicious login.xgi user and pass parameters to the affected D-Link DSL-320B-D1 devices through EU_1.25, allowing them to take over the device remotely.
Which D-Link devices are affected by CVE-2021-26709?
The vulnerability CVE-2021-26709 affects D-Link DSL-320B-D1 devices through EU_1.25.
Is there a fix available for CVE-2021-26709?
As this vulnerability is no longer supported, there may not be an official fix available for CVE-2021-26709. It is recommended to update to a supported device or seek guidance from the vendor.

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canonical/d-link dsl-320b-d1
version/d-link dsl-320b-d1/eu_1.25

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