SB2020060973 - Multiple vulnerabilities in Apple iPadOS 



SB2020060973 - Multiple vulnerabilities in Apple iPadOS

Published: June 9, 2020 Updated: July 17, 2020

Security Bulletin ID SB2020060973
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds write (CVE-ID: CVE-2020-9818)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.


2) Buffer overflow (CVE-ID: CVE-2020-9819)

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7. Processing a maliciously crafted mail message may lead to heap corruption.


Remediation

Install update from vendor's website.