CVE-2019-14028 : Security Advisory and Response

Snapdragon chipsets by Qualcomm, Inc. are affected by a buffer overwrite vulnerability due to lack of SSID length validation. This impacts various Snapdragon products and versions.

Understanding CVE-2019-14028

This CVE identifies a critical vulnerability in multiple Snapdragon chipsets that can be exploited through a buffer overwrite during a memcpy operation.

What is CVE-2019-14028?

The vulnerability arises from the absence of a length validation check on the SSID in a range of Snapdragon chipsets, affecting a wide array of Qualcomm products and versions.

The Impact of CVE-2019-14028

The vulnerability allows attackers to potentially execute arbitrary code or cause a denial of service by exploiting the buffer overwrite issue in affected chipsets.

Technical Details of CVE-2019-14028

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability involves a buffer overwrite during the memcpy operation due to the lack of a check on the length validation of the SSID in multiple Snapdragon chipsets.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wired Infrastructure and Networking
Versions: APQ8009, APQ8017, APQ8053, APQ8064, APQ8096, APQ8096AU, APQ8098, IPQ6018, IPQ8074, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8996AU, MSM8998, Nicobar, QCA4531, QCA6174A, QCA6564, QCA6574, QCA6574AU, QCA6584, QCA6584AU, QCA8081, QCA9377, QCA9379, QCA9886, QCN7605, QCS404, QCS405, QCS605, Rennell, SA6155P, SC8180X, SDA660, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to execute arbitrary code or launch denial of service attacks by manipulating the SSID length validation process.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update firmware and software to ensure the latest security patches are in place.
Implement network segmentation and access controls to limit the impact of potential attacks.
Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Qualcomm has released patches to mitigate the vulnerability, and users are advised to apply these updates as soon as possible to secure their systems.