Vulnerability CVE-2012-3738 - CERT Civis.Net

Vulnerability Name:

CVE-2012-3738 (CCN-78713)

Assigned:

2012-09-19

Published:

2012-09-19

Updated:

2013-03-26

Summary:

The Emergency Dialer screen in the Passcode Lock implementation in Apple iOS before 6 does not properly limit the dialing methods, which allows physically proximate attackers to bypass intended access restrictions and make FaceTime calls through Voice Dialing, or obtain sensitive contact information by attempting to make a FaceTime call and reading the contact suggestions.

CVSS v3 Severity:

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)

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:

3.6 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:N)
2.6 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C)

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

2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)

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:

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2012-3738

Source: APPLE
Type: Vendor Advisory
APPLE-SA-2012-09-19-1

Source: OSVDB
Type: UNKNOWN
85620

Source: CCN
Type: SA50586
Apple iOS Multiple Vulnerabilities

Source: CCN
Type: Apple KB HT5503
About the security content of iOS 6

Source: CONFIRM
Type: Vendor Advisory
http://support.apple.com/kb/HT5503

Source: CCN
Type: OSVDB ID: 85620
Apple iOS Passcode Lock Emergency Dailer Screen FaceTime Call Execution

Source: XF
Type: UNKNOWN
apple-ios-passcodelock-cve20123738(78713)

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:iphone_os:1.0.0:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.0.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.0.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.0:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.3:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.4:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:1.1.5:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.0:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.0.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.0.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.1.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:2.2.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.0:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.0.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.1.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.1.3:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.2:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.2.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:3.2.2:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.0:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.0.1:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.0.2:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.1:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.2.1:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.2.5:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.2.8:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.3.0:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.3.1:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.3.2:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.3.3:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:4.3.5:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:5.0:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:5.0.1:*:*:*:*:*:*:*

OR cpe:/o:apple:ios:5.1:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version <= 5.1.1)

Denotes that component is vulnerable