Vulnerability · Published Feb 27, 2020 · Assigned by apple

CVE-2020-3843

High 8.8

In plain English

A high-severity security flaw in iOS-1 from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.6% (higher than 89% of all known vulnerabilities).

Severity (CVSS NVD)8.8High

Exploit odds (30 days)3.6%top 10.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.4.7, watchOS 5.3.7. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Affected products (as reported)

Vendor	Product	Versions
Apple	iOS-1	unspecified – before iOS 12.4.7
Apple	watchOS-1	unspecified – before watchOS 5.3.7

References

https://support.apple.com/HT211169 x_refsource_MISC
https://support.apple.com/HT211176 x_refsource_MISC
http://packetstormsecurity.com/files/162119/iOS-macOS-Radio-Proximity-Kernel-Memory-Corruption.html x_refsource_MISC