CVE-2020-3846

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.

References

https://support.apple.com/HT210947

https://support.apple.com/HT210948

Details

Source: MITRE

Published: 2020-02-27

Updated: 2021-07-21

Type: CWE-91

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (5 total)

IDNameProductFamilySeverity
138077Apple iCloud 7.x < 7.17 Multiple VulnerabilitiesNessusWindows
high
138076Apple iCloud 10.x < 10.9.2 Multiple VulnerabilitiesNessusWindows
high
134222Apple iTunes < 12.10.4 Multiple Vulnerabilities (credentialed check)NessusWindows
high
134221Apple iTunes < 12.10.4 Multiple Vulnerabilities (uncredentialed check)NessusPeer-To-Peer File Sharing
high
133531macOS 10.15.x < 10.15.3 / 10.14.x < 10.14.6 / 10.13.x < 10.13.6NessusMacOS X Local Security Checks
critical