CVE-2020-15351 Explained : Impact and Mitigation

IDrive before 6.7.3.19 on Windows has a vulnerability that allows any standard user to escalate privileges to NT AUTHORITY\SYSTEM by manipulating the service's binary.

Understanding CVE-2020-15351

This CVE identifies a security flaw in IDrive software on Windows systems that can lead to privilege escalation.

What is CVE-2020-15351?

IDrive on Windows installs with weak folder permissions, granting any user modify permission and allowing standard users to elevate privileges to SYSTEM.

The Impact of CVE-2020-15351

The vulnerability enables unauthorized users to gain elevated privileges on the system, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-15351

This section provides in-depth technical insights into the vulnerability.

Vulnerability Description

IDrive on Windows installs to a directory with weak permissions, allowing any user to modify its contents and escalate privileges by replacing the service's binary.

Affected Systems and Versions

Product: IDrive
Vendor: IDrive
Versions Affected: Before 6.7.3.19

Exploitation Mechanism

Weak folder permissions in the installation directory
Service running as LocalSystem
Substitution of service binary for privilege escalation

Mitigation and Prevention

Protect your system from CVE-2020-15351 with these mitigation strategies.

Immediate Steps to Take

Update IDrive to version 6.7.3.19 or later
Restrict access to the IDrive installation directory
Monitor for unauthorized changes to the service binary

Long-Term Security Practices

Regularly review and adjust folder permissions
Implement the principle of least privilege for user accounts

Patching and Updates

Apply patches and updates provided by IDrive to address the vulnerability