CVE-2021-43339 : Exploit Details and Defense Strategies

In Ericsson Network Location before 2021-07-31, an authenticated attacker could inject commands through the export functionality.

Understanding CVE-2021-43339

What is CVE-2021-43339?

This CVE describes a vulnerability in Ericsson Network Location that allows an authenticated attacker to inject commands via the file_name parameter in the export feature, potentially enabling unauthorized actions like creating admin users.

The Impact of CVE-2021-43339

The vulnerability could lead to unauthorized administrative actions being taken, compromising the security and integrity of the system.

Technical Details of CVE-2021-43339

Vulnerability Description

The vulnerability in Ericsson Network Location allows authenticated attackers to execute commands by manipulating the file_name parameter during the export process.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Version: n/a

Exploitation Mechanism

The exploit involves injecting malicious commands through the file_name parameter in the export functionality of Ericsson Network Location.

Mitigation and Prevention

Immediate Steps to Take

Update to the latest version of Ericsson Network Location.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Regularly audit and review user permissions.
Conduct security training for system users to prevent social engineering attacks.

Patching and Updates

Apply security patches provided by Ericsson to address the vulnerability in Network Location.