Apple Mac OS X 10.8.5 Installer Certificate access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as very critical was found in Apple Mac OS X 10.8.5 (Operating System). This vulnerability affects some unknown functionality of the component Installer. The manipulation as part of a Certificate leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Installer in Apple Mac OS X before 10.8.5 provides an option to continue a package s installation after encountering a revoked certificate, which might allow user-assisted remote attackers to execute arbitrary code via a crafted package.

The weakness was released 09/12/2013 as Security Update 2013-004 as confirmed advisory (Website). The advisory is available at The public release was coordinated with the vendor. This vulnerability was named CVE-2013-1027 since 01/10/2013. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/25/2021). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 69877 (Mac OS X 10.8.x < 10.8.5 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 121456 (Apple Mountain Lion v10.8.5 and Security Update 2013-004 Not Installed (APPLE-SA-2013-09-12-1)).

Upgrading to version 10.8.5 eliminates this vulnerability. The upgrade is hosted for download at A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (87113) and Tenable (69877). Additional details are provided at Entries connected to this vulnerability are available at 7841, 8167, 10298 and 10299.






  • commercial


  • end of life

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
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Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 69877
Nessus Name: Mac OS X 10.8.x < 10.8.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: Mac OS X 10.8.5


01/10/2013 🔍
09/12/2013 +245 days 🔍
09/12/2013 +0 days 🔍
09/12/2013 +0 days 🔍
09/13/2013 +1 days 🔍
09/16/2013 +3 days 🔍
09/18/2013 +2 days 🔍
09/30/2013 +12 days 🔍
05/25/2021 +2794 days 🔍



Advisory: Security Update 2013-004
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-1027 (🔍)

X-Force: 87113
Vulnerability Center: 41658 - Apple Mac OS X before 10.8.5 Remote Code Execution Vulnerability via Installer, Medium
SecurityFocus: 62370
Secunia: 54829 - Apple Mac OS X Multiple Vulnerabilities, Highly Critical
OSVDB: 97289

scip Labs:
Misc.: 🔍
See also: 🔍


Created: 09/18/2013 11:02 AM
Updated: 05/25/2021 07:21 AM
Changes: 09/18/2013 11:02 AM (81), 05/12/2017 09:06 AM (1), 05/25/2021 07:21 AM (3)
Complete: 🔍


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