CVE-2021-46702 : Vulnerability Insights and Analysis

Tor Browser 9.0.7 on Windows 10 build 10586 is vulnerable to information disclosure, potentially allowing local attackers to bypass the anonymity feature.

Understanding CVE-2021-46702

Tor Browser 9.0.7 on Windows 10 build 10586 allows for information disclosure that could compromise user privacy by analyzing RAM memory.

What is CVE-2021-46702?

Tor Browser 9.0.7 on Windows 10 build 10586 has a vulnerability leading to information disclosure.
Local attackers can access onion services visited by a user by analyzing RAM memory post-usage.
The issue arises due to inadequate memory management.

The Impact of CVE-2021-46702

Local attackers can obtain sensitive information about a user's visited onion services, compromising user privacy.
The vulnerability undermines Tor Browser's intended anonymity features.

Technical Details of CVE-2021-46702

Tor Browser 9.0.7 vulnerability specifics.

Vulnerability Description

Information disclosure vulnerability in Tor Browser 9.0.7 on Windows 10 build 10586.
Allows local attackers to access onion service information through RAM analysis.

Affected Systems and Versions

Operating System: Windows 10 build 10586
Tor Browser Version: 9.0.7

Exploitation Mechanism

Attackers exploit memory leakage post-usage to access onion service information.

Mitigation and Prevention

Steps to mitigate CVE-2021-46702.

Immediate Steps to Take

Update Tor Browser to the latest version.
Avoid visiting sensitive onion services until the issue is resolved.

Long-Term Security Practices

Regularly update and patch Tor Browser for enhanced security.

Patching and Updates

Check for and apply updates regularly to stay protected from known vulnerabilities.