CVE-2021-40846 Explained : Impact and Mitigation

Rhinode Trading Paints through 2.0.36 is affected by a vulnerability that allows attackers to perform man-in-the-middle attacks through cleartext HTTP communication during updates.

Understanding CVE-2021-40846

TP Updater.exe in Rhinode Trading Paints uses insecure HTTP connections for update checks, enabling potential malicious binary downloads unnoticed.

What is CVE-2021-40846?

This CVE identifies a security flaw in Rhinode Trading Paints that permits attackers to intercept update requests and deliver harmful binaries over insecure HTTP connections.

The Impact of CVE-2021-40846

The vulnerability enables threat actors to substitute legitimate updates with malicious binaries without triggering SSL warnings, posing severe security risks to affected systems.

Technical Details of CVE-2021-40846

TP Updater.exe's use of cleartext HTTP for update requests exposes users to severe security threats.

Vulnerability Description

Rhinode Trading Paints versions up to 2.0.36 are vulnerable
Attackers can exploit this flaw to replace legitimate updates with malicious binaries

Affected Systems and Versions

No specific products or versions listed other than Rhinode Trading Paints through 2.0.36

Exploitation Mechanism

Attackers perform man-in-the-middle attacks during update checks
Malicious binaries are delivered via cleartext HTTP in place of genuine updates

Mitigation and Prevention

Implement immediate steps to secure systems and prevent exploitation of CVE-2021-40846.

Immediate Steps to Take

Avoid updating Rhinode Trading Paints through insecure networks
Utilize HTTPS instead of HTTP for software updates

Long-Term Security Practices

Implement end-to-end encryption for all software communications
Regularly check for and install updates from trusted sources

Patching and Updates

Check for and apply software patches related to CVE-2021-40846 promptly