ZDI-23-1518: (0Day) 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.
Other sources
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 ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2023-44420.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-23-1518?
The ZDI-23-1518 vulnerability has been classified as high severity due to its potential for unauthorized access.
How do I fix ZDI-23-1518?
To fix the ZDI-23-1518 vulnerability, users should update their D-Link DIR-X3260 routers to the latest firmware version provided by D-Link.
What types of attacks can be executed using ZDI-23-1518?
ZDI-23-1518 can allow network-adjacent attackers to bypass authentication, leading to unauthorized access to router configurations.
Which devices are affected by ZDI-23-1518?
The ZDI-23-1518 vulnerability specifically affects installations of D-Link DIR-X3260 routers.
Is authentication required to exploit ZDI-23-1518?
No, authentication is not required to exploit the ZDI-23-1518 vulnerability, making it particularly dangerous.