Memory corruption in Apple iOS - CVE-2018-4447
Published: December 6, 2018
Vulnerability identifier: #VU16287
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-4447
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain elevated privileges on the target system.
The weakness exists due to boundary error in the Kernel component. A local attacker can run a specially crafted application, trigger memory corruption and execute arbitrary code with kernel privileges.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
Apple iOS
watchOS
macOS
tvOS
watchOS
macOS
tvOS
How to mitigate CVE-2018-4447
Update to version 12.1.1.
Apple iOS - update to 12.1.1 16C50
watchOS - update to 5.1.2
macOS - update to 10.14.2 18C54
tvOS - update to 12.1.1
watchOS - update to 5.1.2
macOS - update to 10.14.2 18C54
tvOS - update to 12.1.1