CVE-2018-11879 : Exploit Details and Defense Strategies
Learn about CVE-2018-11879, an Integer Overflow to Buffer Overflow vulnerability in WLAN on Snapdragon Mobile SD 845 by Qualcomm, Inc. Discover impact, affected systems, exploitation, and mitigation steps.
Snapdragon Mobile SD 845 by Qualcomm, Inc. is susceptible to a buffer overflow vulnerability due to bypassing bounds checks.
Understanding CVE-2018-11879
What is CVE-2018-11879?
This CVE describes an Integer Overflow to Buffer Overflow vulnerability in WLAN on Snapdragon Mobile SD 845.
The Impact of CVE-2018-11879
The vulnerability allows an attacker to potentially overwrite buffers by providing a very large buffer length, leading to security risks.
Technical Details of CVE-2018-11879
Vulnerability Description
If an excessively large buffer length is supplied, it can circumvent bounds checking, enabling a buffer overwrite in Snapdragon Mobile SD 845.
Affected Systems and Versions
- Product: Snapdragon Mobile
- Vendor: Qualcomm, Inc.
- Affected Version: SD 845
Exploitation Mechanism
The vulnerability can be exploited by providing a very large buffer length, which can bypass bounds checks and result in a buffer overwrite.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches and updates provided by Qualcomm, Inc.
- Monitor vendor security bulletins for any relevant information.
Long-Term Security Practices
- Implement secure coding practices to prevent buffer overflows.
- Regularly update and patch systems to address known vulnerabilities.
- Conduct security assessments and audits to identify and mitigate risks.
Patching and Updates
Regularly check for security updates and patches from Qualcomm, Inc. to address the CVE-2018-11879 vulnerability.