CVE-2020-24721 Information disclosure in n/a
The GAEN protocol allows attackers to coerce users into revealing their exposure notification status due to persistent private framework state.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-24721?
CVE-2020-24721 is a medium-severity vulnerability in n/a, published on 30 Sep 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 in the GAEN (aka Google/Apple Exposure Notifications) protocol through 2020-09-29, as used in COVID-19 applications on Android and iOS. It allows a user to be put in a position where he or she can be coerced into proving or disproving an exposure notification, because of the persistent state of a private framework.
Which versions are affected by CVE-2020-24721?
It affects 2 products.
Products include Apple Exposure Notifications, Google Exposure Notifications.
How do I fix CVE-2020-24721?
No fix has been published for CVE-2020-24721 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-24721 being exploited?
There is no known exploitation of CVE-2020-24721 in the wild and no public exploit code.
Sources
Also known as GHSA-9pjj-6grx-8qjx.