Vulnerability CVE-2016-7591

Vulnerability Name:

CVE-2016-7591 (CCN-120458)

Assigned:

2016-12-13

Published:

2016-12-13

Updated:

2018-10-30

Summary:

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 "IOHIDFamily" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.

CVSS v3 Severity:

6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): High User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-416

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2016-7591

Source: BID
Type: Third Party Advisory, VDB Entry
94905

Source: CCN
Type: BID-94905
Apple macOS/watchOS/iOS/tvOS Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1037469

Source: XF
Type: UNKNOWN
apple-macos-cve20167591-priv-esc(120458)

Source: CCN
Type: Apple Web site
About the security content of macOS Sierra 10.12.2, Security Update 2016-003 El Capitan, and Security Update 2016-007 Yosemite

Source: CCN
Type: Apple security document HT207425
About the security content of tvOS 10.1

Source: CCN
Type: Apple security document HT207487
About the security content of watchOS 3.1.3

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207422

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207423

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207487

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version <= 10.1.1)

Configuration 2:

cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.12.1)

Configuration 3:

cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version <= 2.2.2)

Denotes that component is vulnerable

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