CVE-2021-3485 : What You Need to Know
Discover the impact of CVE-2021-3485, an Improper Input Validation vulnerability in Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155, enabling attackers to execute remote code.
An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution on versions prior to 6.2.21.155.
Understanding CVE-2021-3485
This CVE identifies a security vulnerability in Bitdefender Endpoint Security Tools for Linux that could be exploited by a man-in-the-middle attacker to execute remote code.
What is CVE-2021-3485?
CVE-2021-3485 is an Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux, enabling an attacker to achieve remote code execution.
The Impact of CVE-2021-3485
The vulnerability has a CVSS base score of 6.4, with a medium severity level. Attackers with high privileges can exploit it to impact the confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2021-3485
The vulnerability allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update in Bitdefender Endpoint Security Tools for Linux, affecting versions prior to 6.2.21.155.
Vulnerability Description
The flaw arises from improper input validation, leading to a scenario where a remote code execution attack becomes feasible.
Affected Systems and Versions
Bitdefender Endpoint Security Tools for Linux versions before 6.2.21.155 are impacted by this vulnerability.
Exploitation Mechanism
Attackers could exploit this vulnerability by intercepting traffic to manipulate the Product Update feature to execute malicious code.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-3485, it is crucial to take immediate steps and implement long-term security practices.
Immediate Steps to Take
Users should apply an automatic update to version 6.2.21.155, as it provides a fix for the vulnerability.
Long-Term Security Practices
Enhance network security measures, monitor traffic for suspicious activities, and regularly update security software to prevent similar exploits.
Patching and Updates
Regularly check for security updates from Bitdefender and promptly install patches to address known vulnerabilities.