Vulnerability · Published Apr 2, 2021 · Assigned by apple

CVE-2021-1786

Medium 5.5

In plain English

A medium-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 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS NVD)5.5Medium

Exploit odds (30 days)0.3%top 77.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local user may be able to create or modify system files.

Affected products (as reported)

Vendor	Product	Versions
Apple	iOS and iPadOS	unspecified – before 14.4
Apple	macOS	unspecified – before 11.2
Apple	macOS	unspecified – before 7.3
Apple	macOS	unspecified – before 14.4

References

https://support.apple.com/en-us/HT212147 x_refsource_MISC
https://support.apple.com/en-us/HT212146 x_refsource_MISC
https://support.apple.com/en-us/HT212148 x_refsource_MISC
https://support.apple.com/en-us/HT212149 x_refsource_MISC