Input validation error in Apple iOS - CVE-2019-6219

Vulnerability identifier: #VU17159

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-6219

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass security restrictions.

The weakness exists due to an error in the Natural Language Processing component when handling malicious input. A remote attacker can trick the victim into processing a specially crafted message and cause the service to crash.

Apple iOS
watchOS
macOS

Update to version 12.1.3.

Apple iOS - update to 12.1.3 16D39
watchOS - update to 5.1.3
macOS - update to 10.14.3 18D42

• https://support.apple.com/en-us/HT209443

• Multiple vulnerabilities in Apple iOS
• Multiple vulnerabilities in Apple macOS
• Multiple vulnerabilities in Apple watchOS