Learn about CVE-2021-21536, an information exposure vulnerability in Dell Hybrid Client (DHC) versions prior to 1.5. Find out its impact, affected systems, and mitigation steps.
A local unauthenticated attacker may exploit a vulnerability in Dell Hybrid Client (DHC) versions prior to 1.5 to view sensitive information.
Understanding CVE-2021-21536
This CVE is related to an information exposure vulnerability in Dell Hybrid Client (DHC) software.
What is CVE-2021-21536?
CVE-2021-21536 pertains to Dell Hybrid Client versions prior to 1.5, where a local unauthenticated attacker could exploit a vulnerability to register the client to a server and access sensitive information.
The Impact of CVE-2021-21536
The impact of this vulnerability is rated as medium severity, with a CVSS base score of 6.2. It could lead to high confidentiality impact without requiring privileges or user interaction.
Technical Details of CVE-2021-21536
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability in Dell Hybrid Client (DHC) versions prior to 1.5 allows a local attacker to view sensitive information by registering the client to a server.
Affected Systems and Versions
Dell Hybrid Client (DHC) versions less than 1.5 are affected by this vulnerability.
Exploitation Mechanism
A local unauthenticated attacker can exploit this vulnerability without requiring any special privileges or user interaction.
Mitigation and Prevention
Learn how to protect your systems and data from CVE-2021-21536.
Immediate Steps to Take
Users should update Dell Hybrid Client (DHC) to version 1.5 or higher to mitigate the risk of information exposure.
Long-Term Security Practices
Implement security best practices, such as restricting network access and monitoring sensitive data access.
Patching and Updates
Stay informed about security updates and apply patches promptly to address vulnerabilities like CVE-2021-21536.