Apple Mac OS X 10.3.9 Keychain information disclosure

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Apple Mac OS X 10.3.9. The affected element is an unknown function of the component Keychain. Such manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2006-1446. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple Mac OS X 10.3.9 (Operating System). It has been rated as problematic. Affected by this issue is an unknown function of the component Keychain. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Keychain in Apple Mac OS X 10.3.9 and 10.4.6 might allow an application to bypass a locked Keychain by first obtaining a reference to the Keychain when it is unlocked, then reusing that reference after the Keychain has been locked.

The bug was discovered 05/11/2006. The weakness was disclosed 05/08/2006 by Tobias Hahn (McAfee) with McAfee AVERT Labs (Website). The advisory is shared for download at us-cert.gov. This vulnerability is handled as CVE-2006-1446 since 03/28/2006. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 21341 (Mac OS X Multiple Vulnerabilities (Security Update 2006-003)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115357 (Apple Mac OS X Security Update 2006-003 Not Installed (APPLE-SA-2006-05-11)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (26413), Tenable (21341), SecurityFocus (BID 17951†), OSVDB (25590†) and Secunia (SA20077†). The entries VDB-27361, VDB-26531, VDB-30221 and VDB-30220 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

10.3.9

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: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 21341
Nessus Name: Mac OS X Multiple Vulnerabilities (Security Update 2006-003)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

03/28/2006 🔍
05/08/2006 +41 days 🔍
05/11/2006 +3 days 🔍
05/11/2006 +0 days 🔍
05/11/2006 +0 days 🔍
05/11/2006 +0 days 🔍
05/12/2006 +1 days 🔍
05/12/2006 +0 days 🔍
05/12/2006 +0 days 🔍
05/12/2006 +0 days 🔍
05/12/2006 +0 days 🔍
05/14/2006 +1 days 🔍
03/12/2015 +3224 days 🔍
06/22/2025 +3755 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: us-cert.gov
Researcher: Tobias Hahn (McAfee)
Organization: McAfee AVERT Labs
Status: Confirmed

CVE: CVE-2006-1446 (🔍)
GCVE (CVE): GCVE-0-2006-1446
GCVE (VulDB): GCVE-100-30212
X-Force: 26413
SecurityFocus: 17951 - Apple Mac OS X Security Update 2006-003 Multiple Vulnerabilities
Secunia: 20077 - Mac OS X Security Update Fixes Multiple Vulnerabilities, Highly Critical
OSVDB: 25590 - Apple Mac OS X Keychain Lock Bypass
SecurityTracker: 1016072
Vulnerability Center: 11414 - Apple Mac OS X Keychain Bypassing of Locked Keychain via Pre-Obtained Reference, Medium
Vupen: ADV-2006-1779

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

Entryinfo

Created: 03/12/2015 12:19
Updated: 06/22/2025 17:41
Changes: 03/12/2015 12:19 (74), 06/17/2019 18:36 (11), 06/22/2025 17:41 (18)
Complete: 🔍
Cache ID: 216::103