Apple Mac OS X up to 10.4.2 ttioctl numeric error

CVSS Meta Temp Score
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7.6$0-$5k0.00

A vulnerability was found in Apple Mac OS X up to 10.4.2 (Operating System). It has been rated as critical. This issue affects the function ttioctl. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Integer signedness error in the ttioctl function in bsd/kern/tty.c in the xnu kernel in Apple Mac OS X 10.4 through 10.4.10 allows local users to cause a denial of service (system shutdown) or gain privileges via a crafted TIOCSETD ioctl request.

The bug was discovered 11/14/2007. The weakness was disclosed 11/14/2007 by Ilja van Sprundel (Sean) with RISE Security (Website). It is possible to read the advisory at us-cert.gov. The identification of this vulnerability is CVE-2007-4686 since 09/05/2007. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 28212 (Mac OS X < 10.4.11 Multiple Vulnerabilities (Security Update 2007-008)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115661 (Apple Mac OS X 10.4.11 Not Installed (APPLE-SA-2007-11-14)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (38470) and Tenable (28212). The entries 1498, 3185, 3342 and 3343 are pretty similar.

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  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
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CVSSv2info

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Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
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Nessus ID: 28212
Nessus Name: Mac OS X < 10.4.11 Multiple Vulnerabilities (Security Update 2007-008)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Timelineinfo

09/04/2007 🔍
09/05/2007 +1 days 🔍
11/14/2007 +70 days 🔍
11/14/2007 +0 days 🔍
11/14/2007 +0 days 🔍
11/14/2007 +0 days 🔍
11/14/2007 +0 days 🔍
11/14/2007 +0 days 🔍
11/15/2007 +1 days 🔍
11/15/2007 +0 days 🔍
11/18/2007 +3 days 🔍
03/16/2015 +2675 days 🔍
07/31/2019 +1598 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: us-cert.gov
Researcher: Ilja van Sprundel (Sean)
Organization: RISE Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-4686 (🔍)
X-Force: 38470
SecurityTracker: 1018950
Vulnerability Center: 16849 - Apple Mac OS X Kernel Allows Local Users to Execute Code and Cause DoS via IOCTL Request, Medium
SecurityFocus: 26444 - Apple Mac OS X v10.4.11 2007-008 Multiple Security Vulnerabilities
Secunia: 27643 - Apple Mac OS X Security Update Fixes Multiple Vulnerabilities, Highly Critical
OSVDB: 40686 - CVE-2007-4686 - Apple - Mac OS X - Integer-signedness Issue
Vupen: ADV-2007-3868

scip Labs: https://www.scip.ch/en/?labs.20150108
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Entryinfo

Created: 03/16/2015 13:43
Updated: 07/31/2019 07:16
Changes: 03/16/2015 13:43 (85), 07/31/2019 07:16 (5)
Complete: 🔍

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