CVE-2020-9850 Code injection in Safari

Critical 9.8 Published Updated

A remote attacker can achieve arbitrary code execution via a logic issue in Apple operating systems and browsers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2020-9850?

CVE-2020-9850 is a critical code injection vulnerability in Apple Icloud, published on 9 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2.5, Safari 13.1.1, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. A remote attacker may be able to cause arbitrary code execution.

Which versions are affected by CVE-2020-9850?

It affects 7 products.

Products include Apple Icloud, Apple Ipados, Apple Iphone Os, Apple Itunes, Apple Safari, Apple Tvos and 1 more.

How do I fix CVE-2020-9850?

Upgrade to a fixed version.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2020-9850 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-9850 exists.

Public exploit code: 1 Metasploit module.

All Apple Icloud vulnerabilities

Sources

Also known as DEBIAN-CVE-2020-9850, GHSA-4jv4-fxjp-hmm7, UBUNTU-CVE-2020-9850.

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