CVE-2023-21430 : What You Need to Know

An out-of-bound read vulnerability in the mapToBuffer function in libSDKRecognitionText.spensdk.samsung.so library prior to SMR JAN-2023 Release 1 has been identified, allowing an attacker to cause memory access faults.

Understanding CVE-2023-21430

This section delves into the specifics of CVE-2023-21430 and its implications.

What is CVE-2023-21430?

CVE-2023-21430 is an out-of-bound read vulnerability found in the mapToBuffer function in the libSDKRecognitionText.spensdk.samsung.so library before the SMR JAN-2023 Release 1. This flaw can be exploited by attackers to trigger memory access faults.

The Impact of CVE-2023-21430

The impact of CVE-2023-21430 is considered medium with a base severity rating of 4.4. It poses a risk to the integrity and availability of affected systems. Attackers with low privileges can exploit this vulnerability locally, leading to potential unauthorized access and data manipulation.

Technical Details of CVE-2023-21430

Explore the technical specifics of CVE-2023-21430 in detail.

Vulnerability Description

The vulnerability arises due to an out-of-bound read issue in the mapToBuffer function within the Samsung Mobile Devices library. This flaw can be leveraged by malicious actors to disrupt the normal functioning of the system by causing memory access issues.

Affected Systems and Versions

Samsung Mobile Devices running versions Q(10), R(11), S(12), and T(13) are impacted by this vulnerability. Systems that have not been updated to SMR JAN-2023 Release 1 are particularly susceptible to exploitation.

Exploitation Mechanism

The vulnerability can be exploited locally with low complexity, requiring minimal privileges. Attackers can trigger memory access faults through manipulated inputs, potentially leading to system instability and unauthorized access.

Mitigation and Prevention

Discover the essential steps to mitigate the risks associated with CVE-2023-21430 and enhance system security.

Immediate Steps to Take

It is recommended to apply security updates promptly to ensure that the affected systems are protected against potential exploits. Additionally, users should exercise caution while accessing untrusted sources to mitigate the risk of exploitation.

Long-Term Security Practices

Implementing robust security protocols, conducting regular security audits, and keeping software up to date are crucial for maintaining system integrity and resilience against vulnerabilities like CVE-2023-21430.

Patching and Updates

Users are advised to install the SMR JAN-2023 Release 1 or subsequent security updates provided by Samsung Mobile to address the out-of-bound read vulnerability in libSDKRecognitionText.spensdk.samsung.so library and safeguard their devices from potential threats.