Vulnerability CVE-2016-7661

Vulnerability Name:

CVE-2016-7661 (CCN-120178)

Assigned:

2016-12-22

Published:

2016-12-22

Updated:

2017-09-03

Summary:

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The issue involves the "Power Management" component. It allows local users to gain privileges via unspecified vectors related to Mach port name references.

CVSS v3 Severity:

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

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
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)
7.6 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:P/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:

7.2 High (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 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-264

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2016-7661

Source: BID
Type: Third Party Advisory, VDB Entry
94906

Source: CCN
Type: BID-94906
Apple macOS/iOS/tvOS Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1037469

Source: CCN
Type: Google Security Research Issue 976
MacOS/iOS arbitrary port replacement in powerd

Source: XF
Type: UNKNOWN
apple-ios-cve20167661-priv-esc(120178)

Source: CCN
Type: Packet Storm Security [12-22-2016]
Mac OS / iOS powerd Arbitrary Port Replacement

Source: CCN
Type: Apple Web site
About the security content of iOS 10.2

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

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

Source: EXPLOIT-DB
Type: UNKNOWN
40931

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [12-22-2016]

Source: EXPLOIT-DB
Type: UNKNOWN
40958

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 CCN 1:

cpe:/o:apple:ios:10.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

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