CVE-2021-40527 : Vulnerability Insights and Analysis

This CVE-2021-40527 article provides details about an information exposure vulnerability in the "com.onepeloton.erlich" mobile application up to version 1.7.22 allowing unauthorized access to developer files.

Understanding CVE-2021-40527

CVE-2021-40527 is a high severity vulnerability with a CVSS base score of 8.6 that can lead to the exposure of sensitive information to an unauthorized actor.

What is CVE-2021-40527?

The vulnerability in the "com.onepeloton.erlich" mobile application enables a remote attacker to access developer files in an AWS S3 bucket by reading plaintext credentials within the application.

The Impact of CVE-2021-40527

This vulnerability has the following impacts:

Confidentiality Impact: High
Integrity Impact: Low
Availability Impact: Low

Technical Details of CVE-2021-40527

CVE-2021-40527 has the following technical details:

Vulnerability Description

The vulnerability exposes sensitive information to an unauthorized actor in the affected mobile application, potentially leading to data compromise.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions Affected: up to and including version 1.7.22

Exploitation Mechanism

The vulnerability allows a remote attacker to access developer files in an AWS S3 bucket by leveraging plaintext credentials stored within the mobile application.

Mitigation and Prevention

Follow these steps to mitigate the risks associated with CVE-2021-40527:

Immediate Steps to Take

Update the mobile application to the latest version.
Avoid storing sensitive data in plaintext within applications.

Long-Term Security Practices

Implement secure coding practices to avoid storing credentials in plaintext.
Regularly audit and monitor access to AWS S3 buckets.

Patching and Updates

Stay informed about patches and updates released by the application vendor or maintainers to address this vulnerability.