CVE-2020-11133 : Security Advisory and Response

This CVE involves a possible out-of-bound array write vulnerability in Qualcomm's Snapdragon series affecting various products and versions.

Understanding CVE-2020-11133

This vulnerability is related to a stack-based buffer overflow in WLAN.

What is CVE-2020-11133?

The vulnerability stems from a lack of array bound check in the rxdco cal utility within Qualcomm's Snapdragon series.

The Impact of CVE-2020-11133

The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by triggering the out-of-bound array write.

Technical Details of CVE-2020-11133

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue involves a possible out-of-bound array write in the rxdco cal utility due to the absence of array bound checks.

Affected Systems and Versions

Affected Products: Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
Affected Versions: MSM8998, QCS605, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SXR1130

Exploitation Mechanism

The vulnerability can be exploited by an attacker to manipulate the array bounds and potentially execute malicious code.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm promptly.
Monitor Qualcomm's security bulletins for any further instructions or updates.

Long-Term Security Practices

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

Patching and Updates

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