CVE-2021-1803 Information disclosure in macOS
A local application can enumerate user iCloud documents due to flawed permissions logic in macOS.
- 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-2021-1803?
CVE-2021-1803 is a low-severity vulnerability in Apple Macos, published on 2 Apr 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
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.0.1. A local application may be able to enumerate the user's iCloud documents.
Which versions are affected by CVE-2021-1803?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2021-1803?
No fix has been published for CVE-2021-1803 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-1803 being exploited?
There is no known exploitation of CVE-2021-1803 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-x847-p676-8rhg.