CVE-2018-11277 : Vulnerability Insights and Analysis
Learn about CVE-2018-11277 affecting Qualcomm Snapdragon processors. Discover the vulnerability in com.qualcomm.embms package allowing unauthorized access, its impact, and mitigation steps.
Snapdragon processors by Qualcomm are affected by a permission issue in the com.qualcomm.embms vendor package, potentially leading to access control problems.
Understanding CVE-2018-11277
This CVE involves a vulnerability in Snapdragon processors due to inadequate permission levels in a specific vendor package.
What is CVE-2018-11277?
In Snapdragon processors like MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, and SDA660, the com.qualcomm.embms package allows any Play Store-installed app to request permissions, posing an access control risk.
The Impact of CVE-2018-11277
The vulnerability could potentially allow unauthorized access to the Radio Interface Layer by system applications, compromising security and privacy.
Technical Details of CVE-2018-11277
Qualcomm Snapdragon processors are affected by a permission issue in the com.qualcomm.embms vendor package.
Vulnerability Description
The com.qualcomm.embms package in Snapdragon processors has inadequate permission levels, enabling any app from the Play Store to request permissions during installation, posing an access control risk.
Affected Systems and Versions
- Products: Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear
- Versions: MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SDA660
Exploitation Mechanism
The vulnerability allows any application installed from the Play Store to request permissions during installation, potentially leading to unauthorized access to the Radio Interface Layer.
Mitigation and Prevention
Steps to address and prevent the CVE-2018-11277 vulnerability.
Immediate Steps to Take
- Monitor Qualcomm's security bulletins for patches and updates.
- Limit app installations from untrusted sources.
- Implement app permission controls on devices.
Long-Term Security Practices
- Regularly update software and firmware on affected devices.
- Conduct security assessments and audits to identify vulnerabilities.
Patching and Updates
- Apply security patches provided by Qualcomm promptly.