CVE-2021-22494 Security feature bypass in n/a
A screen protector can cause fingerprint enrollment inversion, leading to high false recognition rates and potential bypass of biometric authentication on Samsung Note20 devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-22494?
CVE-2021-22494 is a medium-severity vulnerability in Google Android, published on 5 Jan 2021. 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 in the fingerprint scanner on Samsung Note20 mobile devices with Q(10.0) software. When a screen protector is used, the required image compensation is not present. Consequently, inversion can occur during fingerprint enrollment, and a high False Recognition Rate (FRR) can occur. The Samsung ID is SVE-2020-19216 (January 2021).
Which versions are affected by CVE-2021-22494?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-22494?
No fix has been published for CVE-2021-22494 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22494 being exploited?
There is no known exploitation of CVE-2021-22494 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-cff3-jr7v-m727.