Memory corruption in Apple iOS - CVE-2018-4372
Published: October 31, 2018
Vulnerability identifier: #VU15647
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-2018-4372
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to a boundary error in WebKit component when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with kernel privileges.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
Apple iOS
Arch Linux
watchOS
tvOS
webkit2gtk (Alpine package)
iCloud for Windows
Apple Safari
iTunes
Arch Linux
watchOS
tvOS
webkit2gtk (Alpine package)
iCloud for Windows
Apple Safari
iTunes
How to mitigate CVE-2018-4372
Update to version 12.1.
Apple iOS - update to 12.1 16B92
webkit2gtk (Alpine package) - addressed in versions 2.22.4-r0, 2.22.7-r0
watchOS - update to 5.1
iCloud for Windows - update to 7.8
tvOS - update to 12.1
Apple Safari - update to 12.0.1
iTunes - update to 12.9.1
webkit2gtk (Alpine package) - addressed in versions 2.22.4-r0, 2.22.7-r0
watchOS - update to 5.1
iCloud for Windows - update to 7.8
tvOS - update to 12.1
Apple Safari - update to 12.0.1
iTunes - update to 12.9.1
External References
Related Security Bulletins
- Multiple vulnerabilities in Apple iOS
- Multiple vulnerabilities in Apple tvOS
- Multiple vulnerabilities in Apple Safari
- Multiple vulnerabilities in Apple iCloud
- Multiple vulnerabilities in Apple iTunes
- Multiple vulnerabilities in Apple watchOS
- Arch Linux update for webkit2gtk
- Memory corruption in webkit2gtk (Alpine package)