Apple Mac OS X up to 10.11.4 Disk Utility missing encryption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X up to 10.11.4. It has been classified as problematic. Affected is an unknown function of the component Disk Utility. The manipulation leads to missing encryption. This vulnerability is traded as CVE-2016-1809. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.11.4 (Operating System) and classified as critical. This issue affects an unknown code block of the component Disk Utility. The manipulation with an unknown input leads to a missing encryption vulnerability. Using CWE to declare the problem leads to CWE-311. The product does not encrypt sensitive or critical information before storage or transmission. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Disk Utility in Apple OS X before 10.11.5 uses incorrect encryption keys for disk images, which has unspecified impact and attack vectors.

The weakness was shared 05/16/2016 as HT206567 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2016-1809 since 01/13/2016. The exploitation is known to be difficult. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue. The advisory points out:

Incorrect keys were being used to encrypt disk images. This issue was addressed by updating the encryption keys.

The vulnerability scanner Nessus provides a plugin with the ID 91228 (Mac OS X 10.11.x < 10.11.5 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 and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122912 (Apple Mac OS X v10.11.5 and Security Update 2016-003 Not Installed (APPLE-SA-2016-05-16-4)).

Upgrading to version 10.11.5 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 Tenable (91228) and SecurityFocus (BID 84271†). The entries VDB-81367, VDB-87425, VDB-87434 and VDB-87435 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.4
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Missing encryption
CWE: CWE-311 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91228
Nessus Name: Mac OS X 10.11.x < 10.11.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881901
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 November-2016
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 10.11.5

Timelineinfo

01/13/2016 🔍
05/16/2016 +124 days 🔍
05/16/2016 +0 days 🔍
05/18/2016 +2 days 🔍
05/19/2016 +1 days 🔍
05/20/2016 +1 days 🔍
11/04/2024 +3090 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206567
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1809 (🔍)
GCVE (CVE): GCVE-0-2016-1809
GCVE (VulDB): GCVE-100-87449
SecurityFocus: 84271
SecurityTracker: 1035895

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

Entryinfo

Created: 05/18/2016 11:51
Updated: 11/04/2024 17:13
Changes: 05/18/2016 11:51 (74), 12/01/2018 23:38 (3), 08/19/2022 18:24 (4), 11/04/2024 17:13 (16)
Complete: 🔍
Cache ID: 216::103

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

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