CVE-2021-3579 : Exploit Details and Defense Strategies
Learn about CVE-2021-3579, an 'Incorrect Default Permissions' vulnerability in Bitdefender's security tools, impacting Endpoint Security Tools for Windows and Total Security. Explore the impact, affected versions, and mitigation steps.
This CVE-2021-3579 article provides insights into an 'Incorrect Default Permissions' vulnerability found in Bitdefender's Endpoint Security Tools for Windows and Total Security.
Understanding CVE-2021-3579
CVE-2021-3579 is a vulnerability in bdservicehost.exe and Vulnerability.Scan.exe components, enabling a local attacker to escalate privileges to NT AUTHORITY\SYSTEM.
What is CVE-2021-3579?
The 'Incorrect Default Permissions' vulnerability in Bitdefender's security tools allows attackers to gain elevated privileges on affected systems.
The Impact of CVE-2021-3579
This vulnerability has a high severity rating (CVSS Base Score: 7.8) with significant impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2021-3579
The vulnerability affects Bitdefender Endpoint Security Tools for Windows and Total Security versions prior to 7.2.1.65. It has a low attack complexity and can be exploited locally.
Vulnerability Description
The security flaw arises from incorrect default permissions in the vulnerable components, facilitating privilege escalation.
Affected Systems and Versions
Bitdefender Endpoint Security Tools for Windows and Total Security versions before 7.2.1.65 are impacted by this vulnerability.
Exploitation Mechanism
Local attackers can exploit this vulnerability to elevate privileges to NT AUTHORITY\SYSTEM, compromising system security.
Mitigation and Prevention
To mitigate CVE-2021-3579, users should apply the provided security patches and follow best security practices.
Immediate Steps to Take
Update to Bitdefender Endpoint Security Tools version 7.2.1.65 or Total Security version 25.0.26 to address this vulnerability.
Long-Term Security Practices
Regularly update security software, monitor for vendor patches, and follow security best practices to enhance system security.
Patching and Updates
Ensuring that security software is regularly updated helps protect against known vulnerabilities and enhances overall system security.