Vulnerability CVE-2016-7643

Vulnerability Name:

CVE-2016-7643 (CCN-120454)

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 "ImageIO" component. It allows remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read and application crash) via a crafted web site.

CVSS v3 Severity:

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

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

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)

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

CVSS v2 Severity:

5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P)

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

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)

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

Vulnerability Type:

CWE-125

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2016-7643

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-cve20167643-info-disc(120454)

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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