CVE-2023-42675 : What You Need to Know

This article provides detailed information about CVE-2023-42675, a vulnerability that affects Unisoc's SC7731E, SC9832E, SC9863A, and other products.

Understanding CVE-2023-42675

CVE-2023-42675 is a security vulnerability identified in Unisoc's products, potentially leading to local information disclosure.

What is CVE-2023-42675?

CVE-2023-42675 is a vulnerability in the imsservice component, allowing unauthorized write permission usage records of an app without proper permission checks, resulting in local information exposure.

The Impact of CVE-2023-42675

This vulnerability could be exploited by attackers to access sensitive user information without requiring additional execution privileges, posing a risk of local data exposure.

Technical Details of CVE-2023-42675

This section delves into the specific technical aspects of the CVE-2023-42675 vulnerability.

Vulnerability Description

The vulnerability arises from the lack of permission checks in imsservice, enabling an attacker to write permission usage records of an app and potentially disclose local information.

Affected Systems and Versions

Unisoc's products such as SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android 11, Android 12, or Android 13 are susceptible to this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the missing permission check in imsservice, allowing them to manipulate app permission usage records and access confidential local data.

Mitigation and Prevention

Protecting systems from CVE-2023-42675 requires immediate action and the implementation of long-term security measures.

Immediate Steps to Take

Update the affected Unisoc products to the latest firmware version that contains a patch for CVE-2023-42675.
Monitor and restrict app permissions to limit the exposure of sensitive data.

Long-Term Security Practices

Regularly update and patch all software and firmware within the organization to mitigate potential vulnerabilities.
Conduct security assessments and audits to identify and address any security gaps.

Patching and Updates

Stay informed about security advisories from Unisoc and apply patches promptly to protect against known vulnerabilities.