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CVE-2020-36473 : Security Advisory and Response

Discover how CVE-2020-36473 exposes UCWeb UC 12.12.3.1219-12.12.3.1226 to man-in-the-middle attacks, allowing interception of visited URLs. Learn mitigation steps.

UCWeb UC 12.12.3.1219 through 12.12.3.1226 is vulnerable to man-in-the-middle attacks due to its use of cleartext HTTP.

Understanding CVE-2020-36473

UCWeb UC 12.12.3.1219 through 12.12.3.1226 exposes users to potential URL discovery by malicious actors.

What is CVE-2020-36473?

This CVE identifies a security vulnerability in UCWeb UC versions 12.12.3.1219 through 12.12.3.1226 that allows attackers to intercept and view visited URLs.

The Impact of CVE-2020-36473

The vulnerability enables man-in-the-middle attackers to eavesdrop on users' browsing activities, compromising their privacy and potentially leading to further exploitation.

Technical Details of CVE-2020-36473

UCWeb UC 12.12.3.1219 through 12.12.3.1226 vulnerability details:

Vulnerability Description

        Versions 12.12.3.1219 through 12.12.3.1226 use cleartext HTTP, exposing URLs to interception.

Affected Systems and Versions

        Product: UCWeb UC
        Vendor: N/A
        Versions: 12.12.3.1219 through 12.12.3.1226

Exploitation Mechanism

        Attackers can exploit the vulnerability by intercepting network traffic and capturing URLs transmitted over HTTP.

Mitigation and Prevention

Immediate actions to enhance security:

Immediate Steps to Take

        Avoid using UCWeb UC versions 12.12.3.1219 through 12.12.3.1226 for sensitive browsing activities.
        Use alternative browsers that prioritize secure HTTPS connections.

Long-Term Security Practices

        Regularly update browsers to the latest secure versions.
        Educate users on the risks of using unencrypted HTTP connections.
        Implement network encryption protocols to protect data in transit.

Patching and Updates

        Check for security patches or updates from UCWeb to address the vulnerability and apply them promptly.

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