CVE-2017-18064 : Exploit Details and Defense Strategies

Android for MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF are vulnerable to a potential buffer overflow due to inadequate input validation. This vulnerability is present in the function wma_send_bcn_buf_ll() and arises from improper input received from the firmware.

Understanding CVE-2017-18064

This CVE entry highlights a critical vulnerability in various Android platforms that could lead to a buffer overflow.

What is CVE-2017-18064?

The vulnerability stems from insufficient input validation for p2p_noa_info in the function wma_send_bcn_buf_ll() in Android for MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF. The issue allows for a potential buffer overflow when invalid input is received from the firmware.

The Impact of CVE-2017-18064

The vulnerability poses a significant risk as it could be exploited by attackers to execute arbitrary code or crash the system, potentially leading to a denial of service (DoS) condition.

Technical Details of CVE-2017-18064

This section delves into the technical aspects of the CVE entry.

Vulnerability Description

The vulnerability arises from inadequate input validation for p2p_noa_info in the function wma_send_bcn_buf_ll(), allowing for a buffer overflow.

Affected Systems and Versions

Android for MSM
Firefox OS for MSM
QRD Android
All Android releases from CAF

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input data to trigger a buffer overflow, potentially leading to the execution of arbitrary code.

Mitigation and Prevention

Protecting systems from CVE-2017-18064 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches provided by the vendor to address the vulnerability promptly.
Monitor vendor security bulletins for updates and follow best practices for secure coding.

Long-Term Security Practices

Implement secure coding practices to validate input data effectively.
Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.

Patching and Updates

Regularly update software and firmware to ensure that the latest security patches are applied.
Stay informed about security advisories from relevant vendors and promptly apply recommended patches.