Memory corruption in Apple iOS - CVE-2018-4443

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Main Vulnerability Database Vulnerabilities #VU16301

Memory corruption in Apple iOS - CVE-2018-4443

Published: December 6, 2018


Vulnerability identifier: #VU16301
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-2018-4443
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 boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


Affected software

Apple iOS
watchOS
tvOS
Opensuse
WebKitGTK+
iCloud for Windows
Apple Safari
iTunes

How to mitigate CVE-2018-4443

Update to version 12.1.1.

Apple iOS - update to 12.1.1 16C50
WebKitGTK+ - update to 2.22.3
watchOS - update to 5.1.2
iCloud for Windows - update to 7.9
tvOS - update to 12.1.1
Apple Safari - update to 12.0.2
iTunes - update to 12.9.2

External References

Related Security Bulletins