Apple macOS up to 10.12.2 IOAudioFamily Kernel Memory information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple macOS up to 10.12.2. It has been rated as problematic. The impacted element is an unknown function of the component IOAudioFamily. Performing a manipulation results in information disclosure (Kernel Memory). This vulnerability is cataloged as CVE-2017-2357. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Apple macOS up to 10.12.2 (Operating System). This affects an unknown function of the component IOAudioFamily. The manipulation with an unknown input leads to a information disclosure vulnerability (Kernel Memory). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

An issue was discovered in certain Apple products. macOS before 10.12.3 is affected. The issue involves the "IOAudioFamily" component. It allows attackers to obtain sensitive kernel memory-layout information via a crafted app.

The bug was discovered 01/23/2017. The weakness was shared 01/23/2017 by Ian Beer (lokihardt) with Team Pangu as HT207483 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2017-2357 since 12/01/2016. An attack has to be approached locally. The successful exploitation requires a authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An uninitialized memory issue was addressed through improved memory management.

The vulnerability scanner Nessus provides a plugin with the ID 96731 (macOS 10.12.x < 10.12.3 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 370282 (Apple macOS Sierra Security Update 10.12.3 Not Installed (APPLE-SA-2017-01-23-2)).

Upgrading to version 10.12.3 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 (96731) and SecurityFocus (BID 95723†). The entries VDB-93756, VDB-95903, VDB-95902 and VDB-95914 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.0
VulDB Meta Temp Score: 3.0

VulDB Base Score: 2.8
VulDB Temp Score: 2.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 96731
Nessus Name: macOS 10.12.x < 10.12.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-02 February-2017
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: macOS 10.12.3

Timelineinfo

12/01/2016 🔍
01/23/2017 +53 days 🔍
01/23/2017 +0 days 🔍
01/23/2017 +0 days 🔍
01/23/2017 +0 days 🔍
01/24/2017 +1 days 🔍
01/25/2017 +1 days 🔍
02/20/2017 +26 days 🔍
11/03/2022 +2082 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207483
Researcher: Ian Beer (lokihardt)
Organization: Team Pangu
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2357 (🔍)
GCVE (CVE): GCVE-0-2017-2357
GCVE (VulDB): GCVE-100-95949
SecurityFocus: 95723 - Apple macOS APPLE-SA-2017-01-23-2 Multiple Security Vulnerabilities
OSVDB: - CVE-2017-2357 - Apple - macOS - Information Disclosure Issue
SecurityTracker: 1037671

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

Entryinfo

Created: 01/25/2017 11:43
Updated: 11/03/2022 16:52
Changes: 01/25/2017 11:43 (82), 07/31/2020 12:18 (8), 11/03/2022 16:52 (3)
Complete: 🔍
Cache ID: 216:72D:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!