CVE-2023-28539 : Exploit Details and Defense Strategies
Learn about the CVE-2023-28539 vulnerability affecting Qualcomm's Snapdragon series products. Get details on impact, affected systems, and mitigation steps.
This CVE-2023-28539 article provides detailed information about a vulnerability identified in Qualcomm's Snapdragon series products.
Understanding CVE-2023-28539
This section delves into the specifics of CVE-2023-28539, highlighting its nature and impact on affected systems.
What is CVE-2023-28539?
The vulnerability identified as CVE-2023-28539 involves memory corruption in WLAN Host when the firmware invokes multiple WMI Service Available commands.
The Impact of CVE-2023-28539
This vulnerability poses a medium severity threat, with a base score of 6.6 out of 10 according to the CVSS v3.1 scoring system. It has a low attack complexity and vector, requiring low privileges without user interaction. The integrity impact is high, while confidentiality impact is low.
Technical Details of CVE-2023-28539
An in-depth look at the technical aspects of CVE-2023-28539, including the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
The vulnerability involves a buffer copy without checking the size of the input in WLAN Host, leading to potential memory corruption issues.
Affected Systems and Versions
Multiple versions of Qualcomm's Snapdragon products are affected by this vulnerability, including but not limited to AR8035, AR9380, FastConnect series, Immersive Home platforms, IPQ series, QCN series, Snapdragon mobile platforms, and many more.
Exploitation Mechanism
The exploitation of this vulnerability occurs when the firmware triggers multiple WMI Service Available commands, leading to memory corruption within the WLAN Host component.
Mitigation and Prevention
Understanding how to mitigate and prevent vulnerabilities like CVE-2023-28539 is crucial in maintaining system security.
Immediate Steps to Take
- Users are advised to apply patches and updates provided by Qualcomm to address this vulnerability promptly.
- Implement network segmentation to minimize the impact of a potential exploit.
Long-Term Security Practices
- Regularly update firmware and software to ensure all security patches are in place.
- Conduct security audits and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
Qualcomm has released security bulletins, including fixes for CVE-2023-28539. It is recommended that affected users apply these patches as soon as possible to mitigate the risk of exploitation.