Apple Mac OS X 10.5.8 memory corruption

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.
6.3	$5k-$25k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple Mac OS X 10.5.8. The impacted element is an unknown function. The manipulation results in memory corruption. This vulnerability is reported as CVE-2009-2831. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Mac OS X 10.5.8 (Operating System). Affected is an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Dictionary in Apple Mac OS X 10.5.8 allows remote attackers to create arbitrary files with any contents, and thereby execute arbitrary code, via crafted JavaScript, related to a "design issue."

The weakness was disclosed 11/10/2009 by Nicolas Joly with Vmware (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2009-2831. The exploitability is told to be easy. The attack can only be done within the local network. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 06/02/2025).

The vulnerability scanner Nessus provides a plugin with the ID 42433 (Mac OS X Multiple Vulnerabilities (Security Update 2009-006)), 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 116692 (Apple Mac OS X 10.6.2 and Security Update 2009-006 Not Installed (APPLE-SA-2009-11-09-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (54190), Tenable (42433), SecurityFocus (BID 36956†) and Vulnerability Center (SBV-24564†). The entries VDB-50781, VDB-50780, VDB-50779 and VDB-50778 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

10.5.8

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: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: 42433
Nessus Name: Mac OS X Multiple Vulnerabilities (Security Update 2009-006)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 102038
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/17/2009 🔍
11/09/2009 +84 days 🔍
11/09/2009 +0 days 🔍
11/10/2009 +1 days 🔍
11/10/2009 +0 days 🔍
01/13/2010 +64 days 🔍
03/18/2015 +1890 days 🔍
06/02/2025 +3729 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: securityfocus.com⛔
Researcher: Nicolas Joly
Organization: Vmware
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-2831 (🔍)
GCVE (CVE): GCVE-0-2009-2831
GCVE (VulDB): GCVE-100-50772
X-Force: 54190
SecurityFocus: 36956 - RETIRED: Apple Mac OS X 2009-006 Multiple Security Vulnerabilities
Vulnerability Center: 24564 - Apple Mac OS X \x3C\x3D 10.5.8 Dictionary Vulnerability Allows Remote File System Write/Overwrite, Medium

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 06/02/2025 13:55
Changes: 03/18/2015 15:15 (56), 02/20/2017 09:55 (11), 08/27/2021 14:25 (4), 08/27/2021 14:30 (1), 06/02/2025 13:55 (16)
Complete: 🔍
Cache ID: 216::103