CVE-2021-34688 : Security Advisory and Response

A locally authenticated attacker can exploit iDrive RemotePC before 7.6.48 on Windows to gain access to sensitive information. The vulnerability allows reading of the system's Personal Key stored in log files, leading to potential information disclosure.

Understanding CVE-2021-34688

This CVE involves an information disclosure vulnerability in iDrive RemotePC on Windows systems, enabling attackers to retrieve the system's Personal Key.

What is CVE-2021-34688?

iDrive RemotePC before version 7.6.48 on Windows suffers from an information disclosure flaw that grants a locally authenticated attacker access to the system's Personal Key stored in log files. This key is encrypted using a static key, making it reversible by an attacker.

The Impact of CVE-2021-34688

The vulnerability could allow attackers with local access to the system to obtain sensitive information, potentially leading to unauthorized access or further exploitation of the compromised system.

Technical Details of CVE-2021-34688

This section provides more insights into the vulnerability's description, affected systems, and how the exploitation can occur.

Vulnerability Description

The flaw in iDrive RemotePC allows a locally authenticated attacker to read an encrypted version of the system's Personal Key from world-readable log files located in %PROGRAMDATA% directory.

Affected Systems and Versions

iDrive RemotePC versions prior to 7.6.48 on Windows are affected by this vulnerability.

Exploitation Mechanism

By exploiting the hardcoded static key used for encryption, an attacker can reverse the encryption and retrieve the sensitive information stored in the log files.

Mitigation and Prevention

To safeguard against this vulnerability, immediate steps can be taken by users to mitigate the risks and prevent potential exploitation.

Immediate Steps to Take

Users are advised to update iDrive RemotePC to version 7.6.48 or later to address this security issue and prevent unauthorized access to the system's Personal Key.

Long-Term Security Practices

Regularly monitoring and reviewing access permissions and log files can help in detecting any unauthorized access or information disclosure attempts.

Patching and Updates

It is crucial to stay updated on software patches and security advisories from iDrive RemotePC to address vulnerabilities promptly and enhance overall system security.