Vulnerability · Published Dec 8, 2020 · Assigned by apple

CVE-2020-27909

High 7.8

In plain English

A high-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 83% of all known vulnerabilities).

Severity (CVSS NVD)7.8High

Exploit odds (30 days)2.2%top 17.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Affected products (as reported)

Vendor	Product	Versions
Apple	watchOS	unspecified – before 7.1
Apple	iOS and iPadOS	unspecified – before 14.2
Apple	tvOS	unspecified – before 14.2

References

https://support.apple.com/kb/HT211931 x_refsource_CONFIRM
https://support.apple.com/en-us/HT211928 x_refsource_MISC
https://support.apple.com/en-us/HT211929 x_refsource_MISC
https://support.apple.com/en-us/HT211930 x_refsource_MISC
20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1 mailing-list, x_refsource_FULLDISC
https://www.zerodayinitiative.com/advisories/ZDI-21-374/ x_refsource_MISC