CVE-2021-32484 : Exploit Details and Defense Strategies

A heap buffer overflow in modem 2G RRM can cause a system crash, potentially resulting in remote denial of service without requiring additional execution privileges.

Understanding CVE-2021-32484

This CVE describes a vulnerability in modem 2G RRM that could allow for a system crash due to a heap buffer overflow.

What is CVE-2021-32484?

CVE-2021-32484 is a vulnerability in modem 2G RRM that could be exploited to cause a system crash, leading to remote denial of service. The issue does not require user interaction for exploitation.

The Impact of CVE-2021-32484

The impact of this CVE is the potential for a system crash and remote denial of service, compromising the availability of the affected system.

Technical Details of CVE-2021-32484

This section covers specific technical details of the CVE.

Vulnerability Description

The vulnerability is caused by a heap buffer overflow in modem 2G RRM, which could be leveraged by an attacker to crash the system remotely.

Affected Systems and Versions

The issue affects modem 2G RRM systems with specific configurations, potentially leaving them vulnerable to exploitation.

Exploitation Mechanism

The vulnerability can be exploited by triggering a heap buffer overflow in the affected system, leading to a system crash and denial of service.

Mitigation and Prevention

To address CVE-2021-32484, certain mitigation and prevention measures can be taken.

Immediate Steps to Take

Immediate steps include monitoring for any signs of exploitation and applying relevant patches or updates to mitigate the vulnerability.

Long-Term Security Practices

Implementing secure coding practices and regularly updating systems can help prevent similar vulnerabilities in the future.

Patching and Updates

Installing patches such as Patch ID: MOLY00500621 and staying informed about security bulletins can help address the vulnerability.