CVE-2017-7047

8.8

HIGH

Apple libxpc Out-of-Bounds Memory Corruption

Description

An issue was discovered in certain Apple products. iOS before 10.3.3 is affected. macOS before 10.12.6 is affected. tvOS before 10.2.2 is affected. watchOS before 3.2.3 is affected. The issue involves the "libxpc" 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 :

July 20, 2017, 4:29 p.m.

Last Modified :

March 25, 2019, 4:31 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8 Public PoC/Exploit Available at Github

CVE-2017-7047 has a 5 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-2017-7047 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	tvos
4	Apple	watchos

: Total Affected Vendor : 1 | Products : 4

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-2017-7047.

URL	Resource
http://www.securityfocus.com/bid/99883	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038950	Third Party Advisory VDB Entry
https://support.apple.com/HT207922	Vendor Advisory
https://support.apple.com/HT207923	Vendor Advisory
https://support.apple.com/HT207924	Vendor Advisory
https://support.apple.com/HT207925	Vendor Advisory
https://www.exploit-db.com/exploits/42407/	Exploit Third Party Advisory VDB Entry

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).

lilpump1/ziVA-Triple_Fetch

ziVA + Triple_Fetch

Objective-C C C++ Shell Makefile MATLAB

Updated: 6 years, 11 months ago

1 stars 0 fork 0 watcher

Born at : Sept. 16, 2017, 7:25 p.m. This repo has been linked 1 different CVEs too.

q1f3/Triple_fetch

This is an exploit for CVE-2017-7047, Works on 10.3.2 and below.

Updated: 1 month ago

0 stars 1 fork 1 watcher

Born at : Aug. 10, 2017, 11:24 a.m. This repo has been linked 1 different CVEs too.

JosephShenton/Triple_Fetch-Kernel-Creds

Attempt to steal kernelcredentials from launchd + task_t pointer (Based on: CVE-2017-7047)

Objective-C C Shell

Updated: 1 year, 1 month ago

6 stars 5 fork 5 watcher

Born at : Aug. 5, 2017, 3:23 a.m. This repo has been linked 1 different CVEs too.

matteyeux/triple_fetch

None

Objective-C C Shell

Updated: 5 years, 3 months ago

10 stars 6 fork 6 watcher

Born at : July 31, 2017, 5:04 p.m. This repo has been linked 1 different CVEs too.

zhengmin1989/MyArticles

蒸米的文章（iOS冰与火之歌系列，一步一步学ROP系列，安卓动态调试七种武器系列等）

HTML CSS JavaScript PHP Hack

Updated: 2 weeks ago

861 stars 223 fork 223 watcher

Born at : July 22, 2016, 6:25 a.m. This repo has been linked 1 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-2017-7047 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-7047 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

Modified Analysis by [email protected]

Mar. 25, 2019

Action	Type	Old Value	New Value
Changed	Reference Type	http://www.securitytracker.com/id/1038950 No Types Assigned	http://www.securitytracker.com/id/1038950 Third Party Advisory, VDB Entry
Changed	Reference Type	http://www.securityfocus.com/bid/99883 No Types Assigned	http://www.securityfocus.com/bid/99883 Third Party Advisory, VDB Entry
Changed	Reference Type	https://www.exploit-db.com/exploits/42407/ No Types Assigned	https://www.exploit-db.com/exploits/42407/ Exploit, Third Party Advisory, VDB Entry
Changed	CPE Configuration	OR cpe:2.3:o:apple:iphone_os::::::::* versions up to (including) 10.3.2 cpe:2.3:o:apple:mac_os_x::::::::* versions up to (including) 10.12.5 cpe:2.3:o:apple:tvos::::::::* versions up to (including) 10.2.1 cpe:2.3:o:apple:watchos::::::::* versions up to (including) 3.2.2	OR cpe:2.3:o:apple:iphone_os::::::::* versions up to (excluding) 10.3.3 cpe:2.3:o:apple:mac_os_x::::::::* versions up to (excluding) 10.12.6 cpe:2.3:o:apple:tvos::::::::* versions up to (excluding) 10.2.2 cpe:2.3:o:apple:watchos::::::::* versions up to (excluding) 3.2.3

CPE Deprecation Remap by [email protected]

Mar. 08, 2019

Action	Type	Old Value	New Value
Changed	CPE Configuration	OR cpe:2.3:a:apple:apple_tv::::::::* versions from (including) 10.2.1	OR cpe:2.3:o:apple:tvos::::::::* versions from (including) 10.2.1

CVE Modified by [email protected]

Aug. 12, 2017

Action Type Old Value New Value

Added Reference https://www.exploit-db.com/exploits/42407/ [No Types Assigned]
CVE Modified by [email protected]

Jul. 22, 2017

Action Type Old Value New Value

Added Reference http://www.securitytracker.com/id/1038950 [No Types Assigned]

Added Reference http://www.securityfocus.com/bid/99883 [No Types Assigned]

Action	Type	Old Value	New Value
Added	Reference		https://www.exploit-db.com/exploits/42407/ [No Types Assigned]

Action	Type	Old Value	New Value
Added	Reference		http://www.securitytracker.com/id/1038950 [No Types Assigned]
Added	Reference		http://www.securityfocus.com/bid/99883 [No Types Assigned]

Initial Analysis by [email protected]

Jul. 21, 2017

Action	Type	Old Value	New Value
Added	CVSS V2		(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Changed	Reference Type	https://support.apple.com/HT207922 No Types Assigned	https://support.apple.com/HT207922 Vendor Advisory
Changed	Reference Type	https://support.apple.com/HT207923 No Types Assigned	https://support.apple.com/HT207923 Vendor Advisory
Changed	Reference Type	https://support.apple.com/HT207925 No Types Assigned	https://support.apple.com/HT207925 Vendor Advisory
Changed	Reference Type	https://support.apple.com/HT207924 No Types Assigned	https://support.apple.com/HT207924 Vendor Advisory
Added	CWE		CWE-119
Added	CPE Configuration		OR cpe:2.3:a:apple:apple_tv:10.2.1::::::: (and previous) cpe:2.3:o:apple:iphone_os:10.3.2::::::: (and previous) cpe:2.3:o:apple:mac_os_x:10.12.5::::::: (and previous) cpe:2.3:o:apple:watchos:3.2.2::::::: (and previous)

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-2017-7047 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-2017-7047 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-2017-7047

Apple libxpc Out-of-Bounds Memory Corruption

Description

INFO

July 20, 2017, 4:29 p.m.

March 25, 2019, 4:31 p.m.

[email protected]

Yes !

5.9

2.8

Public PoC/Exploit Available at Github

Affected Products

References to Advisories, Solutions, and Tools

lilpump1/ziVA-Triple_Fetch

q1f3/Triple_fetch

JosephShenton/Triple_Fetch-Kernel-Creds

matteyeux/triple_fetch

zhengmin1989/MyArticles

CVE Modified by [email protected]

Modified Analysis by [email protected]

CPE Deprecation Remap by [email protected]

CVE Modified by [email protected]

CVE Modified by [email protected]

Initial Analysis by [email protected]

CWE - Common Weakness Enumeration

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

2.04 }} -0.59%

0.89164

CVSS30 - Vulnerability Scoring System

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