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

Summaryinfo

A vulnerability has been found in Apple Mac OS X up to 10.4.2 and classified as problematic. This affects the function ttioctl. The manipulation leads to numeric error. This vulnerability is uniquely identified as CVE-2007-4686. Moreover, an exploit is present. The affected component should be upgraded.

Detailsinfo

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), Tenable (28212), SecurityFocus (BID 26444†), OSVDB (40686†) and Secunia (SA27643†). The entries VDB-1498, VDB-3185, VDB-3342 and VDB-3343 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.3info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 28212
Nessus Name: Mac OS X < 10.4.11 Multiple Vulnerabilities (Security Update 2007-008)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

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 (🔍)
GCVE (CVE): GCVE-0-2007-4686
GCVE (VulDB): GCVE-100-39707
X-Force: 38470
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
SecurityTracker: 1018950
Vulnerability Center: 16849 - Apple Mac OS X Kernel Allows Local Users to Execute Code and Cause DoS via IOCTL Request, Medium
Vupen: ADV-2007-3868

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

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: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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