CVE-2016-7612

7.8

HIGH

Apple Kernel Privilege Escalation/DoS

Description

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

INFO

Published Date :

Feb. 20, 2017, 8:59 a.m.

Last Modified :

Oct. 30, 2018, 4:27 p.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8 Public PoC/Exploit Available at Github

CVE-2016-7612 has a 4 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-7612 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product
1	Apple	mac_os_x
2	Apple	iphone_os
3	Apple	watchos

: Total Affected Vendor : 1 | Products : 3

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-7612.

URL	Resource
http://www.securityfocus.com/bid/94905	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037469
https://support.apple.com/HT207422	Vendor Advisory
https://support.apple.com/HT207423	Vendor Advisory
https://support.apple.com/HT207487	Vendor Advisory
https://www.exploit-db.com/exploits/40955/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

ExploitsJB/async_wake_ios

iOS 11.0 - 11.1.2 tfp0 & kernel debugger

Objective-C C

Updated: 6 years, 1 month ago

0 stars 0 fork 0 watcher

Born at : July 27, 2018, 5:43 p.m. This repo has been linked 4 different CVEs too.

blacktop/async_wake

iOS 11.1.2 kernel exploit and PoC local kernel debugger by @i41nbeer

Objective-C C

Updated: 2 months, 2 weeks ago

3 stars 1 fork 1 watcher

Born at : Feb. 19, 2018, 3:12 a.m. This repo has been linked 4 different CVEs too.

Jailbreaks/async_wake_ios

Get tfp0 on all 64-bit devices plus an initial PoC local kernel debugger

Objective-C C

Updated: 1 month ago

11 stars 4 fork 4 watcher

Born at : Dec. 11, 2017, 4:26 p.m. This repo has been linked 4 different CVEs too.

Jailbreaks/iosurface_uaf-ios

None

Objective-C C

Updated: 2 years, 11 months ago

6 stars 1 fork 1 watcher

Born at : Dec. 11, 2017, 4:22 p.m. This repo has been linked 2 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-7612 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-7612 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by [email protected]

May. 14, 2024

Action Type Old Value New Value

CPE Deprecation Remap by [email protected]

Oct. 30, 2018

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:o:apple:watch_os::::::::* versions from (including) 3.1.1	OR cpe:2.3:o:apple:watchos::::::::* versions from (including) 2.2.2

CVE Modified by [email protected]

Sep. 03, 2017

Action Type Old Value New Value

Added Reference https://www.exploit-db.com/exploits/40955/ [No Types Assigned]
CVE Modified by [email protected]

Jul. 27, 2017

Action Type Old Value New Value

Added Reference http://www.securitytracker.com/id/1037469 [No Types Assigned]

Action	Type	Old Value	New Value
Added	Reference		https://www.exploit-db.com/exploits/40955/ [No Types Assigned]

Action	Type	Old Value	New Value
Added	Reference		http://www.securitytracker.com/id/1037469 [No Types Assigned]

Initial Analysis by [email protected]

Feb. 21, 2017

Action	Type	Old Value	New Value
Added	CVSS V2		(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Added	CVSS V3		AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Changed	Reference Type	http://www.securityfocus.com/bid/94905 No Types Assigned	http://www.securityfocus.com/bid/94905 Third Party Advisory, VDB Entry
Changed	Reference Type	https://support.apple.com/HT207487 No Types Assigned	https://support.apple.com/HT207487 Vendor Advisory
Changed	Reference Type	https://support.apple.com/HT207422 No Types Assigned	https://support.apple.com/HT207422 Vendor Advisory
Changed	Reference Type	https://support.apple.com/HT207423 No Types Assigned	https://support.apple.com/HT207423 Vendor Advisory
Added	CWE		CWE-119
Added	CPE Configuration		OR cpe:2.3:o:apple:iphone_os:10.1.1::::::: (and previous)
Added	CPE Configuration		OR cpe:2.3:o:apple:mac_os_x:10.12.1::::::: (and previous)
Added	CPE Configuration		OR cpe:2.3:o:apple:watch_os:3.1.1::::::: (and previous)

CVE Modified by [email protected]

Feb. 21, 2017

Action Type Old Value New Value

Added Reference http://www.securityfocus.com/bid/94905 [No Types Assigned]

Action	Type	Old Value	New Value
Added	Reference		http://www.securityfocus.com/bid/94905 [No Types Assigned]

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-7612 is associated with the following CWEs:

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-7612 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

CVE-2016-7612

Apple Kernel Privilege Escalation/DoS

Description

INFO

Feb. 20, 2017, 8:59 a.m.

Oct. 30, 2018, 4:27 p.m.

[email protected]

No

5.9

1.8

Public PoC/Exploit Available at Github

Affected Products

References to Advisories, Solutions, and Tools

ExploitsJB/async_wake_ios

blacktop/async_wake

Jailbreaks/async_wake_ios

Jailbreaks/iosurface_uaf-ios

CVE Modified by [email protected]

CPE Deprecation Remap by [email protected]

CVE Modified by [email protected]

CVE Modified by [email protected]

Initial Analysis by [email protected]

CVE Modified by [email protected]

CWE - Common Weakness Enumeration

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

0.28 }} 0.00%

0.63489

CVSS30 - Vulnerability Scoring System

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