CVE-2020-0158 : Security Advisory and Response
Learn about CVE-2020-0158, an Android NFC module vulnerability that allows local information disclosure and system execution privileges. Find mitigation steps and patch details here.
Android NFC Module Out-of-Bounds Read Vulnerability
Understanding CVE-2020-0158
What is CVE-2020-0158?
CVE-2020-0158 is an out-of-bounds read vulnerability in the Android NFC module that could potentially lead to local information disclosure. The issue arises from a missing bounds check in the nfc_ncif_proc_t3t_polling_ntf function.
The Impact of CVE-2020-0158
This vulnerability could result in local information disclosure with the requirement of system execution privileges. Notably, user interaction is not necessary for exploitation.
Technical Details of CVE-2020-0158
Vulnerability Description
The vulnerability exists in the nfc_ncif_proc_t3t_polling_ntf function of nfc_ncif.cc, allowing an out-of-bounds read due to the absence of proper bounds checking.
Affected Systems and Versions
- Product: Android
- Versions: Android-10
Exploitation Mechanism
The exploit can be triggered locally without any user interaction, requiring system execution privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply the security patch provided by Android for CVE-2020-0158.
- Monitor official security bulletins from Android for any further updates.
Long-Term Security Practices
- Regularly update the Android operating system to address known vulnerabilities.
- Implement strict access control policies and privilege management.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Android users are advised to install the security update released by Android to mitigate the risks associated with CVE-2020-0158.