CVE-2023-21447 : Vulnerability Insights and Analysis

This CVE-2023-21447 involves improper access control vulnerabilities in Samsung Cloud before version 5.3.0.32, allowing local attackers to access privileged information via implicit intent.

Understanding CVE-2023-21447

This section will delve into the details of CVE-2023-21447, including what it is and its potential impact.

What is CVE-2023-21447?

CVE-2023-21447 is classified as an improper access control vulnerability within Samsung Cloud. Specifically, it pertains to versions preceding 5.3.0.32. This vulnerability enables local attackers to gain access to sensitive information through implicit intent.

The Impact of CVE-2023-21447

The impact of CVE-2023-21447 is considered medium, with a base score of 4. This vulnerability does not require any special privileges from the attacker and has low complexity. While the confidentiality impact is low, it does not affect integrity or availability.

Technical Details of CVE-2023-21447

In this section, we will explore the technical aspects of CVE-2023-21447, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in question, categorized under CWE-284: Improper Access Control, allows local attackers to exploit Samsung Cloud's privilege escalation before version 5.3.0.32.

Affected Systems and Versions

The affected vendor is Samsung Mobile, specifically the product Samsung Cloud. Versions of Samsung Cloud that are less than 5.3.0.32 are susceptible to this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability involves leveraging improper access controls in Samsung Cloud to gain unauthorized access to information via implicit intent.

Mitigation and Prevention

To protect systems from CVE-2023-21447, it is crucial to implement immediate steps, follow long-term security practices, and ensure timely patching and updates.

Immediate Steps to Take

It is recommended to restrict local access and review implicit intent handling in Samsung Cloud to mitigate the risk posed by this vulnerability.

Long-Term Security Practices

Establishing robust access control mechanisms, conducting regular security assessments, and prioritizing secure coding practices can help prevent similar vulnerabilities in the future.

Patching and Updates

Samsung Cloud users should swiftly update their software to version 5.3.0.32 or above to address the improper access control vulnerability and enhance system security.