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Vulnerability · Published Oct 22, 2020 · Assigned by apple

CVE-2020-9879

High 7.8

In plain English

A high-severity security flaw in iCloud for Windows from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.3%top 29.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected products (as reported)

VendorProductVersions
Apple iOS unspecified – before iOS 13.6 and iPadOS 13.6
Apple macOS unspecified – before macOS Catalina 10.15.6
Apple tvOS unspecified – before tvOS 13.4.8
Apple watchOS unspecified – before watchOS 6.2.8
Apple iTunes for Windows unspecified – before iTunes 12.10.8 for Windows
Apple iCloud for Windows unspecified – before iCloud for Windows 11.3
Apple iCloud for Windows (Legacy) unspecified – before iCloud for Windows 7.20

References