CVE-2020-11116 Explained : Impact and Mitigation

Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables by Qualcomm, Inc. are affected by a possible out-of-bound write vulnerability.

Understanding CVE-2020-11116

This CVE involves a vulnerability in multiple Qualcomm products that could allow an attacker to perform an out-of-bound write due to a lack of length check in processing association responses.

What is CVE-2020-11116?

The vulnerability in Snapdragon products could be exploited by an attacker to trigger an out-of-bound write while processing association responses from a host.

The Impact of CVE-2020-11116

If exploited, this vulnerability could lead to a security breach, potentially allowing an attacker to execute arbitrary code or disrupt the normal operation of the affected devices.

Technical Details of CVE-2020-11116

The technical details of this CVE include:

Vulnerability Description

The vulnerability involves a possible out-of-bound write due to a lack of length check in processing association responses.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Versions: APQ8009, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QCS610, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by an attacker sending a specially crafted association response to the affected devices, triggering the out-of-bound write.

Mitigation and Prevention

To address CVE-2020-11116, the following steps are recommended:

Immediate Steps to Take

Apply patches provided by Qualcomm to fix the vulnerability.
Monitor for any unusual network activity that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update the firmware and software of the affected devices.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Ensure all affected devices are updated with the latest patches from Qualcomm to mitigate the vulnerability.