CVE-2018-11875 : What You Need to Know
Learn about CVE-2018-11875 affecting Qualcomm Snapdragon Mobile SD 845 and SD 850. Discover the impact, technical details, and mitigation steps for this critical buffer overflow vulnerability.
CVE-2018-11875 was published on October 29, 2018, by Qualcomm, Inc. The vulnerability affects Snapdragon Mobile versions SD 845 and SD 850, potentially leading to a buffer overflow due to a lack of buffer size check during a copy operation in a WLAN function.
Understanding CVE-2018-11875
This CVE identifies a critical vulnerability in Qualcomm's Snapdragon Mobile processors that could be exploited to trigger a buffer overflow.
What is CVE-2018-11875?
The vulnerability arises from not validating the buffer size before copying data in a WLAN function, allowing an attacker to overflow the buffer and potentially execute malicious code.
The Impact of CVE-2018-11875
The vulnerability in Snapdragon Mobile versions SD 845 and SD 850 could be exploited by attackers to execute arbitrary code, compromise data integrity, and disrupt system operations.
Technical Details of CVE-2018-11875
Qualcomm's Snapdragon Mobile processors are affected by this vulnerability, impacting specific versions and potentially exposing devices to security risks.
Vulnerability Description
The issue stems from a failure to check buffer sizes before copying data in a WLAN function, creating a buffer overflow risk that could be leveraged by threat actors.
Affected Systems and Versions
- Product: Snapdragon Mobile
- Vendor: Qualcomm, Inc.
- Versions: SD 845, SD 850
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious input to overflow the buffer, leading to potential system compromise and unauthorized code execution.
Mitigation and Prevention
It is crucial to take immediate steps to address and mitigate the risks posed by CVE-2018-11875.
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Implement network segmentation to limit the impact of potential attacks.
- Conduct regular security assessments and audits to identify and address vulnerabilities proactively.
Patching and Updates
- Regularly update firmware and software to ensure the latest security patches are applied.
- Follow best practices for secure coding and conduct thorough testing to prevent buffer overflow vulnerabilities.