CVE-2021-25910 : What You Need to Know

A vulnerability has been discovered in ZIV AUTOMATION 4CCT-EA6-334126BF that allows a local attacker to make unauthorized modifications on the affected device. Find out more about CVE-2021-25910 below.

Understanding CVE-2021-25910

This section provides insights into the nature and impact of the vulnerability.

What is CVE-2021-25910?

CVE-2021-25910 is an Improper Authentication vulnerability affecting ZIV AUTOMATION 4CCT-EA6-334126BF. It enables a local attacker to tamper with device parameters as an authenticated user.

The Impact of CVE-2021-25910

The vulnerability poses a high risk with a CVSS base score of 8. It could lead to unauthorized modifications on the affected device by exploiting an inadequate authentication mechanism.

Technical Details of CVE-2021-25910

This section covers the technical aspects of the vulnerability.

Vulnerability Description

The flaw resides in the cookie parameter of ZIV AUTOMATION 4CCT-EA6-334126BF, allowing a local attacker to perform unauthorized modifications.

Affected Systems and Versions

ZIV AUTOMATION 4CCT-EA6-334126BF version 3.23.77.8.33251 is confirmed to be impacted by this vulnerability.

Exploitation Mechanism

The attacker needs adjacency to the network for exploiting this vulnerability, with no special privileges required.

Mitigation and Prevention

This section provides guidance on how to mitigate and prevent exploitation of CVE-2021-25910.

Immediate Steps to Take

To address the vulnerability, users are advised to update the firmware to version 3.23.80.58.46120 immediately.

Long-Term Security Practices

Implement strict authentication mechanisms, access controls, and ongoing monitoring to enhance the overall security posture.

Patching and Updates

Regularly apply security patches and updates provided by ZIV AUTOMATION to prevent potential security breaches.