CVE-2018-11980 : What You Need to Know

A buffer overflow vulnerability in multiple Qualcomm Snapdragon products can be exploited by receiving a fake broadcast/multicast 11w rmf without mmie, leading to issues in specific functions.

Understanding CVE-2018-11980

This CVE involves a buffer overflow in various Qualcomm Snapdragon products when processing specific network packets.

What is CVE-2018-11980?

The vulnerability allows attackers to trigger a buffer overflow by sending a crafted network packet to affected Qualcomm Snapdragon devices.

The Impact of CVE-2018-11980

Exploitation of this vulnerability could result in denial of service, arbitrary code execution, or other malicious activities on the affected devices.

Technical Details of CVE-2018-11980

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue arises due to a lack of proper length check in the wma_process_bip function, leading to buffer overflow in specific functions.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Versions: APQ8009, APQ8017, APQ8053, APQ8064, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8937, MSM8996AU, MSM8998, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCN7605, QCS605, SDM630, SDM636, SDM660, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SXR1130

Exploitation Mechanism

The vulnerability can be exploited by sending a fake broadcast/multicast 11w rmf without mmie, triggering the buffer overflow in specific functions.

Mitigation and Prevention

Protecting systems from CVE-2018-11980 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor network traffic for any suspicious activities that could indicate exploitation.

Long-Term Security Practices

Regularly update firmware and software on affected devices to mitigate known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Ensure that all affected Qualcomm Snapdragon devices are updated with the latest patches to prevent exploitation of this vulnerability.