Input validation error in Apple MAC OS X

1) Input validation error

EUVDB-ID: #VU42448

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 - Improper input validation

Exploit availability: No

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

CPE2.3

• cpe:2.3:o:apple:macos:10.8.0:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:10.8.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:10.8.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:10.8.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:10.8.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:10.8.5:*:*:*:*:*:*:*

External links

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

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.