CVE-2020-5837 : Vulnerability Insights and Analysis
Learn about CVE-2020-5837, a vulnerability in Symantec Endpoint Protection prior to 14.3 that could allow attackers to elevate privileges. Find mitigation steps and best practices here.
Symantec Endpoint Protection, prior to version 14.3, has a vulnerability that may allow an elevation of privilege through improper handling of file permissions.
Understanding CVE-2020-5837
Symantec Endpoint Protection prior to version 14.3 may not properly respect file permissions when writing to log files replaced by symbolic links, potentially leading to an elevation of privilege.
What is CVE-2020-5837?
This CVE refers to a security flaw in Symantec Endpoint Protection that could be exploited to elevate privileges on affected systems.
The Impact of CVE-2020-5837
The vulnerability could allow an attacker to gain elevated privileges on a system where Symantec Endpoint Protection is installed, potentially leading to unauthorized access and control.
Technical Details of CVE-2020-5837
Symantec Endpoint Protection, prior to version 14.3, is susceptible to an elevation of privilege vulnerability due to improper handling of file permissions.
Vulnerability Description
The issue arises when the software fails to properly manage file permissions for log files replaced by symbolic links, creating a potential security risk.
Affected Systems and Versions
- Product: Symantec Endpoint Protection
- Versions Affected: Prior to 14.3
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating symbolic links to log files, tricking the software into writing sensitive information to unauthorized locations.
Mitigation and Prevention
To address CVE-2020-5837, users of Symantec Endpoint Protection should take immediate action to secure their systems.
Immediate Steps to Take
- Update Symantec Endpoint Protection to version 14.3 or later to mitigate the vulnerability.
- Monitor system logs for any suspicious activities that could indicate exploitation of the privilege elevation issue.
Long-Term Security Practices
- Regularly review and update file permissions to prevent unauthorized access to critical system files.
- Implement security best practices to minimize the risk of privilege escalation attacks.
Patching and Updates
- Stay informed about security advisories from Symantec and apply patches promptly to address known vulnerabilities.