High severity · published Jun 9, 2020
CVE-2020-9789
An out-of-bounds write issue was addressed with improved bounds checking
8.8
CVSS
2.5%
EPSS
No
On KEV
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. Processing a maliciously crafted image may lead to arbitrary code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 13.5 · source: NVD
IC
Icloud · Apple
before 7.19; 11.0 before 11.2 · source: NVD
IT
Itunes · Apple
before 12.10.7 · source: NVD
MO
Mac OS X · Apple
before 10.15.5 · source: NVD
TV
Tvos · Apple
before 13.4.5 · source: NVD
WA
Watchos · Apple
before 6.2.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9789
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9789
Release Notes
https://support.apple.com/HT211168
Release Notes
https://support.apple.com/HT211170
Release Notes
https://support.apple.com/HT211171
Release Notes
https://support.apple.com/HT211175
Release Notes
https://support.apple.com/HT211178
Release Notes
https://support.apple.com/HT211179
More from iOS
10.0
CVE-2025-43300
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24085
Apple Multiple Products Use-After-Free Vulnerability
9.8
CVE-2025-31200
Apple Multiple Products Memory Corruption Vulnerability
9.8
CVE-2025-31201
Apple Multiple Products Arbitrary Read and Write Vulnerability