Apple Mac OS X up to 10.6.4 Certificate Trust Policy certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X up to 10.6.4 and classified as critical. The impacted element is an unknown function of the component Certificate Trust Policy. The manipulation results in input validation. This vulnerability was named CVE-2011-0199. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.6.4 (Operating System). It has been classified as critical. Affected is an unknown code of the component Certificate Trust Policy. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.

The weakness was presented 06/24/2011 by Wan-Teh Chang with Google as HT4723 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2011-0199 since 12/23/2010. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability scanner Nessus provides a plugin with the ID 55416 (Mac OS X 10.6.x < 10.6.8 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 119352 (Apple Mac OS X v10.6.8 and Security Update 2011-004 Not Installed (APPLE-SA-2011-06-23-1)).

Upgrading to version 10.6.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (68210), Tenable (55416), SecurityFocus (BID 48447†) and Vulnerability Center (SBV-32137†). See VDB-4323, VDB-4377, VDB-9918 and VDB-55470 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 5.9
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55416
Nessus Name: Mac OS X 10.6.x < 10.6.8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902466
OpenVAS Name: Mac OS X v10.6.8 Multiple Vulnerabilities (2011-004)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mac OS X 10.6.5

Timelineinfo

12/23/2010 🔍
06/23/2011 +182 days 🔍
06/23/2011 +0 days 🔍
06/24/2011 +1 days 🔍
06/24/2011 +0 days 🔍
07/10/2011 +16 days 🔍
03/23/2015 +1352 days 🔍
01/21/2025 +3592 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT4723
Researcher: Wan-Teh Chang
Organization: Google
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-0199 (🔍)
GCVE (CVE): GCVE-0-2011-0199
GCVE (VulDB): GCVE-100-57768
X-Force: 68210
SecurityFocus: 48447 - Apple Mac OS X Certificate Trust Policy EV Certificate Security Bypass Vulnerability
Vulnerability Center: 32137 - Apple Mac OS X before 10.6.8 Remote Spoofing Vulnerability via a Revoked Certificate, Medium

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

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/21/2025 20:19
Changes: 03/23/2015 16:50 (64), 03/25/2017 21:22 (12), 11/13/2021 13:20 (3), 01/21/2025 20:19 (37)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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