CVE-2017-0421 Information disclosure in Android

What is CVE-2017-0421?

CVE-2017-0421 is a medium-severity vulnerability in Google Android, published on 8 Feb 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An information disclosure vulnerability in the Framework APIs could enable a local malicious application to bypass operating system protections that isolate application data from other applications. This issue is rated as High because it could be used to gain access to data that the application does not have access to. Product: Android. Versions: 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, 7.1.1. Android ID: A-32555637.

Weakness: CWE-200

Which versions are affected by CVE-2017-0421?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-0421?

No fix has been published for CVE-2017-0421 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-0421 being exploited?

There is no known exploitation of CVE-2017-0421 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-gxjf-7qj7-6g33, UBUNTU-CVE-2017-0421.