Vulnerability CVE-2016-7651

Vulnerability Name:

CVE-2016-7651 (CCN-120598)

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. watchOS before 3.1.1 is affected. The issue involves the "Accounts" component, which allows local users to bypass intended authorization restrictions by leveraging the mishandling of an app uninstall.

CVSS v3 Severity:

5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/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): Low Integrity (I): Low Availibility (A): Low

4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/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): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-285

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2016-7651

Source: BID
Type: Third Party Advisory, VDB Entry
94851

Source: CCN
Type: BID-94851
Apple iOS and watchOS CVE-2016-7651 Security Bypass Vulnerability

Source: SECTRACK
Type: UNKNOWN
1037429

Source: XF
Type: UNKNOWN
appleios-cve20167651-sec-bypass(120598)

Source: CONFIRM
Type: Mailing List, Vendor Advisory
https://lists.apple.com/archives/security-announce/2016/Dec/msg00001.html

Source: CCN
Type: Apple security document HT207422
About the security content of iOS 10.2

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/HT207487

Vulnerable Configuration:

Configuration 1:

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

Configuration 2:

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

Configuration CCN 1:

cpe:/o:apple:ios:10.2:*:*:*:*:*:*:*

Denotes that component is vulnerable

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