CVE-2020-28342 Auth bypass in n/a

What is CVE-2020-28342?

CVE-2020-28342 is a high-severity authentication bypass vulnerability in Google Android, published on 8 Nov 2020. 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 issue was discovered on Samsung mobile devices with P(9.0) and Q(10.0) (China / India) software. The S Secure application allows attackers to bypass authentication for a locked Gallery application via the Reminder application. The Samsung ID is SVE-2020-18689 (November 2020).

Which versions are affected by CVE-2020-28342?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-28342?

No fix has been published for CVE-2020-28342 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-28342 being exploited?

There is no known exploitation of CVE-2020-28342 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-hrhg-jpg2-2v97.