CVE-2020-36521 Information disclosure in iCloud for Windows
Processing a malicious TIFF file can cause denial of service or disclose memory contents in Apple operating systems and related applications.
- 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-2020-36521?
CVE-2020-36521 is a high-severity vulnerability in Apple Icloud, published on 23 Sep 2022. 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 out-of-bounds read was addressed with improved input validation. This issue is fixed in iCloud for Windows 11.4, iOS 14.0 and iPadOS 14.0, watchOS 7.0, tvOS 14.0, iCloud for Windows 7.21, iTunes for Windows 12.10.9. Processing a maliciously crafted tiff file may lead to a denial-of-service or potentially disclose memory contents.
Weakness: CWE-125
Which versions are affected by CVE-2020-36521?
It affects 7 products.
Products include Apple Icloud, Apple Ipados, Apple Iphone Os, Apple Itunes, Apple Macos, Apple Tvos and 1 more.
How do I fix CVE-2020-36521?
No fix has been published for CVE-2020-36521 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-36521 being exploited?
There is no known exploitation of CVE-2020-36521 in the wild and no public exploit code.
Other vulnerabilities in Apple Icloud
Sources
Also known as GHSA-f54m-mh6r-hqvj.