CVE-2019-1987 : Vulnerability Insights and Analysis
Learn about CVE-2019-1987 affecting Android versions Android-7.0 to Android-9, allowing remote code execution. Find mitigation steps and preventive measures here.
Android versions Android-7.0 to Android-9 are affected by a vulnerability in the onSetSampleX function of SkSwizzler.cpp, potentially leading to remote code execution. User interaction is required for successful exploitation.
Understanding CVE-2019-1987
This CVE involves a missing bounds check in Android versions Android-7.0 to Android-9, posing a risk of out-of-bounds write vulnerability.
What is CVE-2019-1987?
The missing bounds check in the onSetSampleX function of SkSwizzler.cpp in Android versions Android-7.0 to Android-9 could result in an out-of-bounds write vulnerability. Exploiting this flaw may allow remote execution of arbitrary code without additional privileges, requiring user interaction for successful exploitation.
The Impact of CVE-2019-1987
- Severity: High
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
- Scope: Unchanged
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2019-1987
The technical aspects of the vulnerability in Android versions Android-7.0 to Android-9.
Vulnerability Description
The vulnerability arises from a missing bounds check in the onSetSampleX function of SkSwizzler.cpp, potentially leading to an out-of-bounds write.
Affected Systems and Versions
- Product: Android
- Versions: Android-7.0, Android-7.1.1, Android-7.1.2, Android-8.0, Android-8.1, Android-9
Exploitation Mechanism
The vulnerability could be exploited by an attacker to remotely execute arbitrary code without needing additional execution privileges, although successful exploitation requires user interaction.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2019-1987 vulnerability.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Educate users about potential phishing attempts that may exploit this vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and systems.
- Implement network segmentation and access controls to limit the impact of potential attacks.
Patching and Updates
- Stay informed about security bulletins and updates from Android.
- Ensure timely installation of security patches to address known vulnerabilities.