VDB-81430 · CVE-2016-1734 · HT206167

Apple Mac OS X up to 10.11.3 AppleUSBNetworking App memory corruption

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6.6	$0-$5k	0.00

A vulnerability was found in Apple Mac OS X up to 10.11.3 (Operating System). It has been declared as critical. This vulnerability affects some unknown processing of the component AppleUSBNetworking. The manipulation with an unknown input leads to a memory corruption vulnerability (App). The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

AppleUSBNetworking in Apple iOS before 9.3 and OS X before 10.11.4 allows physically proximate attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted USB device.

The weakness was published 03/21/2016 as HT206167 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2016-1734 since 01/12/2016. The exploitation appears to be difficult. 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 advisory points out:

A memory corruption issue existed in the parsing of data from USB devices. This issue was addressed through improved input validation.

The vulnerability scanner Nessus provides a plugin with the ID 90096 (Mac OS X 10.11.x < 10.11.4 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 124842 (Apple Mac OS X v10.11.4 and Security Update 2016-002 Not Installed (APPLE-SA-2016-03-21-5)).

Upgrading to version 10.11.4 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 (90096) and SecurityFocus (BID 71820†).

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

License

commercial

Support

end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

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

Name: App
Class: Memory corruption / App
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 90096
Nessus Name: Mac OS X 10.11.x < 10.11.4 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 March-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 10.11.4

Timelineinfo

01/12/2016 🔍
03/21/2016 +68 days 🔍
03/21/2016 +0 days 🔍
03/21/2016 +0 days 🔍
03/22/2016 +1 days 🔍
03/23/2016 +0 days 🔍
07/11/2022 +2301 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206167
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1734 (🔍)
SecurityFocus: 71820
SecurityTracker: 1035353

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

Entryinfo

Created: 03/23/2016 12:10
Updated: 07/11/2022 06:40
Changes: 03/23/2016 12:10 (60), 09/08/2018 10:10 (20), 07/11/2022 06:40 (3)
Complete: 🔍
Cache ID: 3:BA8:103