CVE-2021-31245 : What You Need to Know

A timing attack vulnerability in omr-admin.py in openmptcprouter-vps-admin 0.57.3 and earlier versions allows remote attackers to guess passwords. Here's what you need to know about CVE-2021-31245.

Understanding CVE-2021-31245

This section will cover the essential aspects of the CVE-2021-31245 vulnerability.

What is CVE-2021-31245?

CVE-2021-31245 is a vulnerability in omr-admin.py in openmptcprouter-vps-admin versions 0.57.3 and earlier. It enables attackers to guess passwords through a timing attack.

The Impact of CVE-2021-31245

The vulnerability poses a significant risk as attackers can exploit it to potentially compromise user passwords.

Technical Details of CVE-2021-31245

Let's dive deeper into the technical aspects of CVE-2021-31245.

Vulnerability Description

The vulnerability in omr-admin.py compares user-provided passwords with original passwords in a length-dependent manner, facilitating password guessing through a timing attack.

Affected Systems and Versions

This vulnerability affects openmptcprouter-vps-admin versions 0.57.3 and earlier.

Exploitation Mechanism

Remote attackers can exploit this vulnerability to guess passwords by leveraging a timing attack approach.

Mitigation and Prevention

Understanding how to mitigate and prevent the exploitation of CVE-2021-31245 is crucial.

Immediate Steps to Take

Users are advised to update the openmptcprouter-vps-admin to a secure version and consider changing passwords.

Long-Term Security Practices

Implementing strong password policies and regularly updating software can enhance overall security posture.

Patching and Updates

Regularly check for security updates and patches released by the vendor to address CVE-2021-31245 and other potential vulnerabilities.