CVE-2021-25498 : Security Advisory and Response
CVE-2021-25498 poses a high risk buffer overflow vulnerability in Samsung Notes allowing arbitrary code execution. Learn the impact, affected versions, and mitigation steps.
A buffer overflow vulnerability in the maetd_eco_cb_mode of the libSPenBase library in Samsung Notes allows arbitrary code execution prior to version 4.3.02.61.
Understanding CVE-2021-25498
This CVE describes a vulnerability in Samsung Notes that could be exploited to execute arbitrary code.
What is CVE-2021-25498?
CVE-2021-25498 is a buffer overflow vulnerability in the libSPenBase library of Samsung Notes prior to version 4.3.02.61. It poses a high risk due to the potential for arbitrary code execution.
The Impact of CVE-2021-25498
The impact of this vulnerability is rated as high with a CVSS base score of 7.3. It could lead to unauthorized execution of arbitrary code.
Technical Details of CVE-2021-25498
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability exists in the maetd_eco_cb_mode function of the libSPenBase library, allowing attackers to trigger a buffer overflow and execute malicious code.
Affected Systems and Versions
Samsung Notes versions prior to 4.3.02.61 are affected by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited locally with low attack complexity, and it does not require any special user privileges.
Mitigation and Prevention
Learn how to protect your system from the CVE-2021-25498 vulnerability.
Immediate Steps to Take
Users are advised to update Samsung Notes to version 4.3.02.61 or above to mitigate the risk of exploitation.
Long-Term Security Practices
Maintain regular software updates and security patches to prevent security vulnerabilities in software applications.
Patching and Updates
Stay informed about security updates and apply patches promptly to safeguard against potential threats.