CVE-2023-44420: (0Day) D-Link DIR-X3260 prog.cgi Incorrect Implementation of Authentication Algorithm Authentication Bypass Vulnerability

Published May 3, 2024
·
Updated

D-Link DIR-X3260 prog.cgi Incorrect Implementation of Authentication Algorithm Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-X3260 routers. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the prog.cgi executable. The issue results from an incorrect implementation of the authentication algorithm. An attacker can leverage this vulnerability to bypass authentication on the device. Was ZDI-CAN-21100.

Affected Software

3 affected components
D-Link DIR-X3260
All of the following
Dlink Dir-x3260 Firmware<1.04b01
Dlink DIR-X3260

Event History

May 3, 2024
CVE Published
via MITRE·02:13 AM
Data Sourced
via MITRE·02:13 AM
DescriptionSeverityWeakness
Advisory Published
via ZDI·02:31 AM
Data Sourced
via NVD·03:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2023-44420?

CVE-2023-44420 is rated as a high severity vulnerability due to its potential for unauthorized access to D-Link DIR-X3260 routers.

2

How do I fix CVE-2023-44420?

To fix CVE-2023-44420, update the firmware of your D-Link DIR-X3260 router to the latest version provided by the manufacturer.

3

Who is affected by CVE-2023-44420?

Users of D-Link DIR-X3260 routers are directly affected by CVE-2023-44420 due to the authentication bypass vulnerability.

4

What can attackers do with CVE-2023-44420?

Attackers exploiting CVE-2023-44420 can gain unauthorized access and control of the affected D-Link DIR-X3260 routers.

5

Is CVE-2023-44420 a hardware or software issue?

CVE-2023-44420 is a software-related vulnerability affecting the authentication mechanism of D-Link DIR-X3260 routers.

Contact

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