CVE-2021-21823 : Security Advisory and Response

A vulnerability has been identified in Komoot that could potentially expose sensitive information through specially crafted network requests.

Understanding CVE-2021-21823

This CVE-2021-21823 affects versions of Komoot GmbH ranging from 10.26.9 to 11.1.11 due to an information disclosure vulnerability in its Friend finder feature.

What is CVE-2021-21823?

CVE-2021-21823 is an information disclosure vulnerability in Komoot GmbH, which could permit threat actors to access sensitive data by exploiting the Friend finder function.

The Impact of CVE-2021-21823

The vulnerability's medium severity rating exposes the risk of disclosing private information, posing a threat to user privacy and data confidentiality.

Technical Details of CVE-2021-21823

The following technical details provide insight into the vulnerability's exploitability.

Vulnerability Description

The vulnerability in Komoot GmbH's Friend finder feature allows for the unauthorized exposure of sensitive data via a series of specially crafted network requests.

Affected Systems and Versions

Komoot versions 10.26.9 to 11.1.11 are impacted by this vulnerability, potentially putting user data at risk.

Exploitation Mechanism

By manipulating network requests, threat actors could exploit the vulnerability to reveal confidential information stored within the Friend finder function.

Mitigation and Prevention

To safeguard against CVE-2021-21823, immediate action and long-term security measures are crucial.

Immediate Steps to Take

Users are advised to update their Komoot application to the latest version and be cautious while sharing personal information online.

Long-Term Security Practices

Practicing data minimization, using strong authentication methods, and staying informed about security best practices can enhance overall security posture.

Patching and Updates

Regularly applying security patches and updates provided by Komoot GmbH is essential in mitigating the risk associated with CVE-2021-21823.