CVE-2019-10551 Explained : Impact and Mitigation

A buffer overread vulnerability in various Qualcomm products can lead to a denial of service due to a string error in processing non-standard SIP messages.

Understanding CVE-2019-10551

This CVE involves a critical vulnerability affecting a wide range of Qualcomm products.

What is CVE-2019-10551?

The vulnerability arises from a string error during the processing of non-standard SIP messages, potentially causing a denial of service in multiple Qualcomm products.

The Impact of CVE-2019-10551

The vulnerability can be exploited to trigger a buffer overread, leading to a denial of service condition in Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, and Wearables.

Technical Details of CVE-2019-10551

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability stems from a string error in the processing of non-standard SIP messages, resulting in a buffer overread.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables
Chipsets: APQ8009, APQ8017, APQ8053, APQ8096, APQ8096AU, APQ8098, MDM9150, MDM9206, and more.

Exploitation Mechanism

The vulnerability is exploited by sending non-standard SIP messages, triggering the string error and subsequent buffer overread.

Mitigation and Prevention

Measures to address and prevent the CVE-2019-10551 vulnerability.

Immediate Steps to Take

Apply patches provided by Qualcomm promptly.
Monitor vendor communications for updates and advisories.

Long-Term Security Practices

Regularly update firmware and software to mitigate known vulnerabilities.
Implement network segmentation and access controls to limit exposure.

Patching and Updates

Stay informed about security bulletins and patches from Qualcomm.
Ensure timely application of security updates to affected systems.