CVE-2019-14077 : Vulnerability Insights and Analysis

A memory access error occurred during the processing of the ese transmit command in various Snapdragon platforms including Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking. This issue is due to passing a Response buffer received from the user in multiple Qualcomm chipsets such as APQ8009, APQ8098, IPQ6018, Kamorta, MDM9150, MDM9205, MDM9607, MDM9650, MSM8909, MSM8998, Nicobar, QCS404, QCS405, QCS605, Rennell, SA415M, SA6155P, SC7180, SC8180X, SDA660, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, and SXR2130.

Understanding CVE-2019-14077

This CVE involves a memory access error in Qualcomm Snapdragon platforms due to mishandling of user input.

What is CVE-2019-14077?

This CVE describes an out-of-bound memory access issue triggered by processing the ese transmit command and passing a Response buffer received from the user in various Qualcomm chipsets.

The Impact of CVE-2019-14077

Successful exploitation could lead to unauthorized access to sensitive information or system crashes.
Attackers may execute arbitrary code or cause denial of service.

Technical Details of CVE-2019-14077

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability involves a memory access error during the processing of the ese transmit command in multiple Snapdragon platforms.

Affected Systems and Versions

Vendor: Qualcomm, Inc.
Affected Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking
Affected Versions: APQ8009, APQ8098, IPQ6018, Kamorta, MDM9150, MDM9205, MDM9607, MDM9650, MSM8909, MSM8998, Nicobar, QCS404, QCS405, QCS605, Rennell, SA415M, SA6155P, SC7180, SC8180X, SDA660, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

Exploitation Mechanism

The vulnerability is exploited by passing a Response buffer received from the user, triggering a memory access error during the processing of the ese transmit command.

Mitigation and Prevention

Protect your systems from CVE-2019-14077 by following these mitigation strategies.

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor for any unusual activities on affected systems.

Long-Term Security Practices

Regularly update and patch all software and firmware on Qualcomm devices.
Implement proper input validation mechanisms to prevent memory access errors.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm.
Ensure timely installation of patches to mitigate potential risks.