CVE-2020-3900

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, watchOS 6.2, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Processing maliciously crafted web content may lead to arbitrary code execution.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.40%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: Apple iOS
Affected: Apple tvOS
Affected: Apple watchOS
Affected: Apple Safari
Affected: Apple iTunes for Windows
Affected: Apple iCloud for Windows
Affected: Apple iCloud for Windows (Legacy)
Published at:
Updated at:

References

Link Tags
https://support.apple.com/HT211102 release notes vendor advisory
https://support.apple.com/HT211101 release notes vendor advisory
https://support.apple.com/HT211103 release notes vendor advisory
https://support.apple.com/HT211104 release notes vendor advisory
https://support.apple.com/HT211105 release notes vendor advisory
https://support.apple.com/HT211106 release notes vendor advisory
https://support.apple.com/HT211107 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3900?
CVE-2020-3900 has been scored as a high severity vulnerability.
How to fix CVE-2020-3900?
To fix CVE-2020-3900, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-3900 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-3900 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-3900?
CVE-2020-3900 affects Apple iOS, Apple tvOS, Apple watchOS, Apple Safari, Apple iTunes for Windows, Apple iCloud for Windows, Apple iCloud for Windows (Legacy).
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.