Apple Mac OS X up to 10.5.0 File Descriptors denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apple Mac OS X up to 10.5.0. Affected by this issue is some unknown functionality of the component File Descriptors. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2009-2194. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.5.0 (Operating System). It has been rated as problematic. Affected by this issue is an unknown code block of the component File Descriptors. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Apple Mac OS X 10.5 before 10.5.8 does not properly share file descriptors over local sockets, which allows local users to cause a denial of service (system crash) by placing file descriptors in messages sent to a socket that has no receiver, related to a "synchronization issue."

The weakness was disclosed 08/05/2009 by Chris Evans with Google Security Team (Website). The advisory is shared for download at us-cert.gov. This vulnerability is handled as CVE-2009-2194. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 40502 (Mac OS X 10.5.x < 10.5.8 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116547 (Apple Mac OS X 10.5.8 and Security Update 2009-003 Not Installed (APPLE-SA-2009-08-05-1)).

Upgrading to version 10.5.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (52439), Tenable (40502), SecurityFocus (BID 35954†), OSVDB (56836†) and SecurityTracker (ID 1022672†). The entries VDB-3959, VDB-4017, VDB-4132 and VDB-41542 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 40502
Nessus Name: Mac OS X 10.5.x < 10.5.8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 102036
OpenVAS Name: get_kb_item(ssh/login/osx_name
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.5.1

Timelineinfo

06/24/2009 🔍
08/05/2009 +42 days 🔍
08/05/2009 +0 days 🔍
08/05/2009 +0 days 🔍
08/06/2009 +1 days 🔍
08/06/2009 +0 days 🔍
08/08/2009 +2 days 🔍
10/20/2009 +72 days 🔍
03/18/2015 +1975 days 🔍
11/29/2024 +3544 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: us-cert.gov
Researcher: Chris Evans
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-2194 (🔍)
GCVE (CVE): GCVE-0-2009-2194
GCVE (VulDB): GCVE-100-49292
X-Force: 52439
SecurityFocus: 35954 - Apple Mac OS X 2009-003 Multiple Security Vulnerabilities
OSVDB: 56836 - Apple Mac OS X Message File Descriptors Socket Synchronization Local DoS
SecurityTracker: 1022672
Vulnerability Center: 23819 - Apple Mac OS X 10.5 before 10.5.8 File Descriptors Local Denial of Service Vulnerability, Medium

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 11/29/2024 11:17
Changes: 03/18/2015 15:15 (66), 02/16/2017 09:54 (10), 08/13/2021 14:57 (4), 08/13/2021 15:00 (1), 11/29/2024 11:17 (17)
Complete: 🔍
Cache ID: 216:345:103

Once again VulDB remains the best source for vulnerability data.

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