CVE-2020-0094 : Exploit Details and Defense Strategies

In setImageHeight and setImageWidth of ExifUtils.cpp in Android-9 and Android-10, a vulnerability exists that could allow for a local escalation of privilege without requiring additional execution privileges.

Understanding CVE-2020-0094

This CVE involves a potential out of bounds write due to an incorrect bounds check in Android's ExifUtils.cpp, leading to an elevation of privilege.

What is CVE-2020-0094?

The vulnerability in setImageHeight and setImageWidth in Android-9 and Android-10 could be exploited for local privilege escalation, posing security risks.

The Impact of CVE-2020-0094

If exploited, this vulnerability could enable an attacker to elevate their privileges locally without needing additional execution privileges, potentially leading to unauthorized access or manipulation of data.

Technical Details of CVE-2020-0094

This section provides detailed technical insights into the CVE.

Vulnerability Description

The vulnerability resides in setImageHeight and setImageWidth functions of ExifUtils.cpp, allowing an out of bounds write due to an incorrect bounds check.

Affected Systems and Versions

Product: Android
Versions affected: Android-9, Android-10

Exploitation Mechanism

The vulnerability can be exploited locally without requiring any user interaction, potentially leading to a local escalation of privilege.

Mitigation and Prevention

Protecting systems from CVE-2020-0094 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor patches promptly to address the vulnerability.
Monitor security bulletins for updates on this CVE.

Long-Term Security Practices

Employ defense-in-depth strategies to enhance overall security posture.
Conduct regular security assessments and audits to identify and mitigate vulnerabilities proactively.

Patching and Updates

Regularly update systems to the latest available patches to ensure protection against known vulnerabilities.