Denial of service in Apple macOS High Sierra



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-4124
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
 macOS
Operating systems & Components / Operating system

Vendor Apple Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory corruption

EUVDB-ID: #VU10659

Risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-4124

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The weakness exists due to heap corruption when handling malicious input. A remote attacker can send a specially crafted Telugu character in a message, trigger a memory corruption error in the CoreText component and cause the application to crash.

Mitigation

Update to version 10.13.3.

Vulnerable software versions

macOS: 10.13 17A365 - 10.13.2 17C88

CPE2.3 External links

https://support.apple.com/en-us/HT208535


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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