Apple macOS up to 10.12.5 afclip memory corruption

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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple macOS up to 10.12.5. This affects an unknown part of the component afclip. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2017-7016. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.12.5 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component afclip. The manipulation with an unknown input leads to a memory corruption vulnerability. 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.

The bug was discovered 07/19/2017. The weakness was disclosed 07/19/2017 by Lufeng Li (riusksk) with Ant-financial Light-Year Security Lab as HT207922 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2017-7016 since 03/17/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The advisory points out:

A memory corruption issue was addressed through improved input validation.

The vulnerability scanner Nessus provides a plugin with the ID 101957 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2017-003)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370475 (Apple macOS Sierra Security Update 10.12.6, El Capitan 2017-003 and Yosemite 2017-003 Not Installed (2017-003)).

Upgrading to version 10.12.6 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 (101957) and SecurityFocus (BID 99882†). The entries VDB-97206, VDB-101947, VDB-104147 and VDB-104101 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 101957
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2017-003)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-HT207922
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12.6

Timelineinfo

03/17/2017 🔍
07/19/2017 +124 days 🔍
07/19/2017 +0 days 🔍
07/19/2017 +0 days 🔍
07/20/2017 +1 days 🔍
07/20/2017 +0 days 🔍
07/20/2017 +0 days 🔍
07/25/2017 +5 days 🔍
01/05/2021 +1260 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207922
Researcher: Lufeng Li (riusksk)
Organization: Ant-financial Light-Year Security Lab
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7016 (🔍)
GCVE (CVE): GCVE-0-2017-7016
GCVE (VulDB): GCVE-100-104227
SecurityFocus: 99882 - Apple macOS APPLE-SA-2017-07-19-2 Multiple Security Vulnerabilities
SecurityTracker: 1038951

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

Entryinfo

Created: 07/20/2017 15:33
Updated: 01/05/2021 10:48
Changes: 07/20/2017 15:33 (78), 10/30/2019 13:09 (8), 01/05/2021 10:48 (3)
Complete: 🔍
Cache ID: 216:C11:103

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