Apple macOS up to 10.12.1 IOSurface Memory information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Apple macOS up to 10.12.1 (Operating System). Affected by this issue is some unknown processing of the component IOSurface. The manipulation with an unknown input leads to a information disclosure vulnerability (Memory). 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:

An issue was discovered in certain Apple products. macOS before 10.12.2 is affected. The issue involves the "IOSurface" component. It allows local users to obtain sensitive kernel memory-layout information via unspecified vectors.

The bug was discovered 12/13/2016. The weakness was shared 12/13/2016 by daybreaker@Minionz with Zero Day Initiative as HT207423 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2016-7620 since 09/09/2016. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project. The advisory points out:

A shared memory issue was addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 95917 (macOS 10.12.x < 10.12.2 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.

Upgrading to version 10.12.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (95917). The entries 87463, 91385, 91659 and 93261 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CVSSv2info

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

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Exploitinginfo

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

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 95917
Nessus Name: macOS 10.12.x < 10.12.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 February-2017
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12.2

Timelineinfo

09/09/2016 🔍
12/13/2016 +95 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/14/2016 +1 days 🔍
12/16/2016 +2 days 🔍
02/20/2017 +66 days 🔍
10/08/2022 +2056 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207423
Researcher: daybreaker@Minionz
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7620 (🔍)
SecurityTracker: 1037469
SecurityFocus: 94903 - Apple macOS APPLE-SA-2016-12-13-1 Multiple Security Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 12/14/2016 13:46
Updated: 10/08/2022 07:23
Changes: 12/14/2016 13:46 (71), 07/06/2019 22:22 (14), 10/08/2022 07:23 (2)
Complete: 🔍

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