CVE-2023-32844 : Exploit Details and Defense Strategies
Learn about the CVE-2023-32844 vulnerability in MediaTek 5G Modem, allowing remote attackers to trigger system crashes and denial of service attacks without user interaction. Apply provided patches for mitigation.
In 5G Modem, a vulnerability exists that could result in a system crash due to improper error handling. This could potentially lead to remote denial of service attacks without requiring user interaction.
Understanding CVE-2023-32844
This section provides an overview of the CVE-2023-32844 vulnerability.
What is CVE-2023-32844?
The CVE-2023-32844 vulnerability in the 5G Modem may allow remote attackers to cause a denial of service condition by sending malformed RRC messages.
The Impact of CVE-2023-32844
The impact of this vulnerability is the potential for a system crash and remote denial of service attacks on affected systems without the need for user interaction.
Technical Details of CVE-2023-32844
Here, we delve into the technical aspects of CVE-2023-32844.
Vulnerability Description
The vulnerability stems from improper error handling in the 5G Modem, allowing attackers to trigger a system crash through malformed RRC messages.
Affected Systems and Versions
The following MediaTek products are affected: MT2735, MT2737, MT6297, MT6298, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6875T, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895T, MT6896, MT6897, MT6980, MT6980D, MT6983, MT6985, MT6989, and MT6990. The affected versions include Modem NR15, NR16, and NR17.
Exploitation Mechanism
Remote attackers can exploit this vulnerability by sending specially crafted RRC messages to the affected 5G Modem, causing it to crash and potentially leading to a denial of service condition.
Mitigation and Prevention
In this section, we discuss how to mitigate and prevent the CVE-2023-32844 vulnerability.
Immediate Steps to Take
Users are advised to apply the provided Patch ID: MOLY01128524 to address the vulnerability in the affected MediaTek 5G Modem products.
Long-Term Security Practices
To enhance long-term security, it is recommended to stay informed about security bulletins from vendors and apply security patches promptly.
Patching and Updates
Regularly check for security updates and apply patches released by MediaTek to ensure the ongoing security of the 5G Modem products.