CVE-2021-25527 : Vulnerability Insights and Analysis

Samsung Pay, India only, prior to version 4.1.77, is affected by an improper export of Android application components vulnerability. This issue allows attackers to access the Bill Pay and Recharge menu without authentication.

Understanding CVE-2021-25527

This section provides insight into the impact, technical details, and mitigation strategies related to CVE-2021-25527.

What is CVE-2021-25527?

The vulnerability in Samsung Pay (India only) before version 4.1.77 enables unauthorized access to certain functions without proper authentication, posing a security risk to user data.

The Impact of CVE-2021-25527

With a CVSS base score of 3.8, this low-severity vulnerability could allow attackers with low privileges to exploit the app's functionalities without authentication, potentially compromising user information.

Technical Details of CVE-2021-25527

Explore the specific aspects of the vulnerability and the systems it affects.

Vulnerability Description

The vulnerability arises from the improper export of Android application components in Samsung Pay, permitting unauthorized access to sensitive features without authentication.

Affected Systems and Versions

Samsung Pay (India) versions prior to 4.1.77 are vulnerable to this issue, while updated versions may contain fixes to address this security flaw.

Exploitation Mechanism

Attackers can exploit this vulnerability through a local attack vector, with low privileges and user interaction requirements, impacting confidentiality without altering system integrity.

Mitigation and Prevention

Discover the steps to secure your system against CVE-2021-25527.

Immediate Steps to Take

Users should update Samsung Pay to version 4.1.77 or above to mitigate the vulnerability and prevent unauthorized access to critical functions.

Long-Term Security Practices

To enhance security posture, practice regular updates, employ strong authentication measures, and monitor for any unusual activities in the application.

Patching and Updates

Stay informed about security patches and updates for Samsung Pay to address any known vulnerabilities and ensure the protection of user data.