CVE-2023-28566 Explained : Impact and Mitigation

This article provides detailed information about CVE-2023-28566, which involves an information disclosure vulnerability in WLAN HAL while handling the WMI state info command.

Understanding CVE-2023-28566

CVE-2023-28566 is a vulnerability that allows for information disclosure in WLAN HAL due to an issue in the handling of the WMI state info command.

What is CVE-2023-28566?

The vulnerability in WLAN HAL could be exploited to disclose sensitive information, potentially leading to unauthorized access to confidential data.

The Impact of CVE-2023-28566

The impact of this vulnerability is rated as medium severity, with a CVSS base score of 6.1. It has a high impact on confidentiality but does not affect integrity. The attack complexity is low and requires low privileges.

Technical Details of CVE-2023-28566

This section explores the technical details of CVE-2023-28566, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability involves a buffer over-read in WLAN HAL during the processing of the WMI state info command, leading to information disclosure.

Affected Systems and Versions

The vulnerability impacts multiple Qualcomm Snapdragon platforms, including Snapdragon Auto, Snapdragon Compute, Snapdragon Mobile, and others. The affected versions range from AQT1000 to Snapdragon 8cx Gen 2 5G Compute Platform.

Exploitation Mechanism

The vulnerability can be exploited locally and does not require user interaction. Attackers with low privileges can potentially exploit this issue to access sensitive information.

Mitigation and Prevention

To address CVE-2023-28566, it is crucial to take immediate steps and implement long-term security practices to prevent exploitation and mitigate the risks associated with the vulnerability.

Immediate Steps to Take

It is recommended to apply patches and updates provided by Qualcomm to mitigate the vulnerability. Additionally, limiting access to potentially vulnerable systems can help reduce the risk of exploitation.

Long-Term Security Practices

Implementing a robust security policy, regular security assessments, and monitoring of network activity can enhance overall security posture and help in identifying and addressing vulnerabilities proactively.

Patching and Updates

Users should regularly check for security advisories from Qualcomm and apply patches promptly to ensure that systems are protected against known vulnerabilities, including CVE-2023-28566. Regular software updates and security monitoring are essential for maintaining a secure environment.