CVE-2019-9403 : Security Advisory and Response
Learn about CVE-2019-9403 affecting Android-10. Understand the risk of remote information disclosure and how to mitigate the vulnerability through patching and security practices.
Android-10 has a vulnerability in cn-cbor that could lead to remote information disclosure. User interaction is required for exploitation.
Understanding CVE-2019-9403
What is CVE-2019-9403?
In cn-cbor, improper casting can result in an out-of-bounds read, potentially leading to remote information disclosure on Android-10 without the need for extra execution privileges.
The Impact of CVE-2019-9403
The vulnerability could allow an attacker to disclose sensitive information remotely, posing a risk to user privacy and data security.
Technical Details of CVE-2019-9403
Vulnerability Description
Improper casting in cn-cbor can cause a potential issue of reading beyond the bounds, leading to remote information disclosure.
Affected Systems and Versions
- Product: Android
- Version: Android-10
Exploitation Mechanism
- Exploiting this vulnerability requires user interaction, limiting the risk of automated attacks.
Mitigation and Prevention
Immediate Steps to Take
- Regularly update Android devices to the latest security patches.
- Exercise caution while interacting with unknown or suspicious links or content.
Long-Term Security Practices
- Implement security best practices such as using reputable apps and avoiding unofficial app sources.
- Educate users on safe browsing habits and the importance of timely software updates.
Patching and Updates
- Stay informed about security bulletins and updates from Android to address known vulnerabilities.