CVE-2021-39360 : What You Need to Know

In GNOME libzapojit through 0.0.3, zpj-skydrive.c does not enable TLS certificate verification, leading to vulnerability to network MITM attacks.

Understanding CVE-2021-39360

This CVE involves a vulnerability in GNOME libzapojit that could expose users to network MITM attacks.

What is CVE-2021-39360?

CVE-2021-39360 is a vulnerability in GNOME libzapojit through version 0.0.3, where TLS certificate verification is not enabled on SoupSessionSync objects, leaving users open to network MITM attacks.
The issue is similar to CVE-2016-20011.

The Impact of CVE-2021-39360

Users are at risk of network Man-in-the-Middle (MITM) attacks due to inadequate TLS certificate verification.
Attackers could intercept sensitive information exchanged over the network.

Technical Details of CVE-2021-39360

This section covers the technical aspects of the vulnerability.

Vulnerability Description

In GNOME libzapojit through 0.0.3, zpj-skydrive.c fails to enforce TLS certificate verification on SoupSessionSync objects.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Affected Version: Not applicable

Exploitation Mechanism

Attackers can exploit the lack of TLS certificate verification to intercept and manipulate network communications.

Mitigation and Prevention

Measures to address and prevent exploitation of CVE-2021-39360.

Immediate Steps to Take

Update GNOME libzapojit to a version that addresses the TLS certificate verification issue.
Implement network encryption where possible to protect data in transit.

Long-Term Security Practices

Regularly check for security updates and patches for GNOME libzapojit.
Educate users about the risks of unverified network connections and the importance of TLS.

Patching and Updates

Apply patches provided by GNOME to enforce TLS certificate verification and enhance network security.