CVE-2021-25413 : Security Advisory and Response
Learn about CVE-2021-25413, a critical security flaw in Samsung Mobile Devices allowing local attackers to access arbitrary data via Samsung Contacts. Take immediate action to mitigate the risk.
A security vulnerability identified as CVE-2021-25413 in Samsung Mobile Devices allows local attackers to access arbitrary data with Samsung Contacts privilege due to improper sanitization of incoming intent.
Understanding CVE-2021-25413
This CVE refers to the improper handling of incoming intents in Samsung Contacts, potentially leading to unauthorized access to sensitive data by local attackers.
What is CVE-2021-25413?
The vulnerability in Samsung Contacts, prior to SMR JUN-2021 Release 1, enables attackers to manipulate incoming intents, exploiting this weakness to gain unauthorized permissions for arbitrary data access.
The Impact of CVE-2021-25413
The impact of CVE-2021-25413 is significant as it allows local attackers to bypass security measures and retrieve sensitive information stored within Samsung Contacts, posing a risk to user privacy and data confidentiality.
Technical Details of CVE-2021-25413
This section provides a detailed overview of the technical aspects related to CVE-2021-25413.
Vulnerability Description
The vulnerability arises from the lack of proper sanitization of incoming intents in Samsung Contacts, facilitating unauthorized access to sensitive data by local attackers.
Affected Systems and Versions
Samsung Mobile Devices running versions P(9.0), Q(10.0), and R(11.0) before SMR JUN-2021 Release 1 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending crafted intents to Samsung Contacts, leveraging the lack of proper validation to gain unauthorized access to sensitive data.
Mitigation and Prevention
Protecting systems from CVE-2021-25413 requires immediate action and the implementation of robust security practices.
Immediate Steps to Take
Users are advised to update their Samsung Mobile Devices to the latest SMR JUN-2021 Release 1 or newer to mitigate the risk associated with this vulnerability.
Long-Term Security Practices
Incorporating proper input validation mechanisms and regular security updates can help prevent such vulnerabilities from being exploited in the future.
Patching and Updates
It is crucial for users to stay informed about security patches and updates released by Samsung Mobile to address vulnerabilities like CVE-2021-25413.