CVE-2022-36523 : Security Advisory and Response
Discover the details of CVE-2022-36523 affecting D-Link Go-RT-AC750 routers. Learn about the impact, technical aspects, and mitigation steps for this command injection vulnerability.
A command injection vulnerability has been identified in D-Link Go-RT-AC750 routers, specifically in versions GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02, via the /htdocs/upnpinc/gena.php endpoint.
Understanding CVE-2022-36523
This CVE-2022-36523 pertains to a command injection vulnerability found in specific D-Link routers that could allow attackers to execute arbitrary commands.
What is CVE-2022-36523?
The vulnerability in D-Link Go-RT-AC750 routers, versions GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02, allows for command injection through the gena.php file.
The Impact of CVE-2022-36523
Exploitation of this vulnerability could lead to unauthorized command execution, potentially compromising the integrity and security of the affected routers.
Technical Details of CVE-2022-36523
This section outlines the specific technical details related to the CVE, including the vulnerability description, affected systems and versions, and exploitation mechanism.
Vulnerability Description
The vulnerability enables threat actors to inject malicious commands through the gena.php file on vulnerable D-Link Go-RT-AC750 routers.
Affected Systems and Versions
D-Link Go-RT-AC750 routers in versions GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted commands to the affected routers via the identified endpoint.
Mitigation and Prevention
To address CVE-2022-36523, immediate steps should be taken along with establishing long-term security practices and ensuring timely patching and updates.
Immediate Steps to Take
Users are advised to apply security patches provided by D-Link and update their router firmware to mitigate the risk of exploitation.
Long-Term Security Practices
Implementing network segmentation, strong access controls, and regular security audits can enhance the overall security posture against such vulnerabilities.
Patching and Updates
Regularly check for firmware updates from D-Link and apply them promptly to safeguard against potential security risks.