CVE-2021-36225 : What You Need to Know
Learn about CVE-2021-36225 affecting Western Digital My Cloud devices pre-OS5, allowing unauthorized REST API access. Find mitigation steps and security practices here.
A detailed overview of CVE-2021-36225 focusing on the vulnerability affecting Western Digital My Cloud devices before OS5.
Understanding CVE-2021-36225
This section dives into what CVE-2021-36225 entails and the risks associated with the vulnerability.
What is CVE-2021-20657?
CVE-2021-36225 highlights a security issue in Western Digital My Cloud devices pre-OS5, allowing REST API access by low-privileged accounts. This vulnerability is demonstrated through API commands for firmware uploads and installations.
The Impact of CVE-2021-36225
The vulnerability can be exploited by threat actors to gain unauthorized access to the affected devices and potentially execute malicious firmware or software installations.
Technical Details of CVE-2021-36225
Explore the technical aspects of CVE-2021-36225, including the description of the vulnerability, affected systems, versions, and the exploitation mechanism.
Vulnerability Description
The vulnerability in Western Digital My Cloud devices permits REST API access to low-privileged accounts, allowing them to perform actions like uploading and installing firmware.
Affected Systems and Versions
All Western Digital My Cloud devices that are operating on software versions before OS5 are susceptible to this security flaw.
Exploitation Mechanism
Threat actors can exploit this vulnerability by using API commands to gain unauthorized access and manipulate firmware on the affected devices.
Mitigation and Prevention
Discover the necessary steps to mitigate the risks posed by CVE-2021-36225 and prevent potential security breaches.
Immediate Steps to Take
Users should immediately apply any security patches released by Western Digital to address this vulnerability. Additionally, restricting network access to these devices can help reduce the attack surface.
Long-Term Security Practices
Regularly update the firmware of Western Digital My Cloud devices to ensure that known vulnerabilities are patched promptly. Enforce strong password policies and monitor network activity for any suspicious behavior.
Patching and Updates
Stay informed about security updates and patches provided by Western Digital for the affected devices. Timely installation of these updates is critical to maintaining the security of the devices.