#VU42448 Input validation error in macOS - CVE-2013-5174

Vulnerability identifier: #VU42448

Vulnerability risk: Medium

CVSSv4.0: 4.6 [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/E:U/U:Green]

CVE-ID: CVE-2013-5174

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Integer signedness error in the kernel in Apple Mac OS X before 10.9 allows local users to cause a denial of service (system crash) via a crafted tty read operation.

Mitigation
Install update from vendor's website.

Vulnerable software versions

macOS: 10.8.0 - 10.8.5

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External links
https://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html

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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.