#VU15614 Improper input validation in macOS - CVE-2018-4395

Vulnerability identifier: #VU15614

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-4395

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to an error in Security component when handling malicious input. A local attacker can supply a specially crafted input and cause the service to crash.

Mitigation
Update to version 10.14.1.

Vulnerable software versions

macOS: 10.12.6 16G29 - 10.13.6 17G66

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External links
https://support.apple.com/en-us/HT209193

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.