Apple Mac OS X up to 10.4 format string

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple Mac OS X up to 10.4. This impacts an unknown function. The manipulation leads to format string. This vulnerability is traded as CVE-2009-2191. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.4 (Operating System) and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a format string vulnerability. Using CWE to declare the problem leads to CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Format string vulnerability in Login Window in Apple Mac OS X 10.4.11 and 10.5 before 10.5.8 allows attackers to execute arbitrary code or cause a denial of service (application crash) via format string specifiers in an application name.

The weakness was shared 08/05/2009 by Chris Evans with Google Security Team (Website). The advisory is shared at us-cert.gov. The identification of this vulnerability is CVE-2009-2191. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are 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 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 (52428), Tenable (40502), SecurityFocus (BID 35954†), OSVDB (56840†) and Vulnerability Center (SBV-23816†). The entries VDB-3959, VDB-4017, VDB-4132 and VDB-41542 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

License

commercial

Support

end of life

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Format string
CWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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

Timelineinfo

06/24/2009 🔍
08/05/2009 +42 days 🔍
08/05/2009 +0 days 🔍
08/05/2009 +0 days 🔍
08/05/2009 +0 days 🔍
08/06/2009 +1 days 🔍
08/08/2009 +2 days 🔍
10/20/2009 +72 days 🔍
03/18/2015 +1975 days 🔍
08/13/2021 +2340 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: us-cert.gov
Researcher: Chris Evans
Organization: Google Security Team
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-2191 (🔍)
GCVE (CVE): GCVE-0-2009-2191
GCVE (VulDB): GCVE-100-49289
X-Force: 52428
SecurityFocus: 35954 - Apple Mac OS X 2009-003 Multiple Security Vulnerabilities
OSVDB: 56840 - Apple Mac OS X Login Window Application Name Format String
Vulnerability Center: 23816 - Apple Mac OS X 10.4.11 and 10.5 before 10.5.8 Login Window Format String Vulnerability, Critical

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 08/13/2021 14:38
Changes: 03/18/2015 15:15 (65), 02/16/2017 09:53 (10), 08/13/2021 14:37 (4), 08/13/2021 14:38 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.