Out-of-bounds write in iPadOS and Apple iOS - CVE-2020-29611
Published: December 15, 2020
Vulnerability identifier: #VU48991
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-29611
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input within the ImageIO component. A remote attacker can create a specially crafted image file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Affected software
iPadOS
Apple iOS
watchOS
macOS
tvOS
iCloud for Windows
Apple iOS
watchOS
macOS
tvOS
iCloud for Windows
How to mitigate CVE-2020-29611
Install updates from vendor's website.
iPadOS - update to 14.3 18C66
Apple iOS - update to 14.3 18C66
watchOS - update to 7.2 18S564
macOS - addressed in versions 10.14.6 18G7016, 11.1 20C69
tvOS - update to 14.3 18K561
iCloud for Windows - update to 12.0
Apple iOS - update to 14.3 18C66
watchOS - update to 7.2 18S564
macOS - addressed in versions 10.14.6 18G7016, 11.1 20C69
tvOS - update to 14.3 18K561
iCloud for Windows - update to 12.0