CVE-2018-5877 : Vulnerability Insights and Analysis
Learn about CVE-2018-5877 affecting Qualcomm Snapdragon Automobile, Mobile, and Wear devices. Find out the impact, affected systems, and mitigation steps.
CVE-2018-5877 was published on November 28, 2018, by Qualcomm, Inc. The vulnerability affects various Snapdragon devices, potentially leading to an incorrect buffer size due to a string not being properly NULL terminated.
Understanding CVE-2018-5877
This CVE identifies an issue in the target-side code for firehose in Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear devices.
What is CVE-2018-5877?
The vulnerability in the affected Snapdragon devices may cause a string to not be correctly NULL terminated, resulting in an incorrect buffer size.
The Impact of CVE-2018-5877
The vulnerability could be exploited to manipulate buffer sizes, potentially leading to security breaches or system crashes.
Technical Details of CVE-2018-5877
The technical aspects of this CVE provide insight into the specific vulnerability and its implications.
Vulnerability Description
The issue arises from incorrect NULL termination of strings in the target-side code for firehose, affecting multiple Snapdragon devices and versions.
Affected Systems and Versions
- Products: Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear
- Versions: MDM9206, MDM9607, MDM9640, MDM9650, MDM9655, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 600, SD 820, SD 820A, SD 835, SDA660, SDX20
Exploitation Mechanism
The vulnerability can be exploited by manipulating the buffer size through the incorrect NULL termination of strings.
Mitigation and Prevention
Addressing CVE-2018-5877 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Update affected devices to the latest firmware or patches provided by Qualcomm.
- Monitor for any unusual activities that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and firmware to prevent known vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential breaches.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm to address CVE-2018-5877 effectively.