Vulnerability CVE-2011-0199 - CERT Civis.Net

Vulnerability Name:

CVE-2011-0199 (CCN-68210)

Assigned:

2010-12-23

Published:

2011-06-23

Updated:

2011-10-27

Summary:

The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.

CVSS v3 Severity:

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

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): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
4.3 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C)

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

4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium 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-2011-0199

Source: APPLE
Type: Patch, Vendor Advisory
APPLE-SA-2011-06-23-1

Source: CCN
Type: SA45054
Apple Mac OS X Multiple Vulnerabilities

Source: CCN
Type: Apple Web site
About the security content of Mac OS X v10.6.8 and Security Update 2011-004

Source: CONFIRM
Type: Patch, Vendor Advisory
http://support.apple.com/kb/HT4723

Source: CCN
Type: OSVDB ID: 73363
Apple Mac OS X Certificate Trust Policy Extended Validation (EV) Certificate Handling MitM Information Disclosure

Source: BID
Type: UNKNOWN
48447

Source: CCN
Type: BID-48447
Apple Mac OS X Certificate Trust Policy EV Certificate Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
macos-certificate-security-bypass(68210)

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:mac_os_x:10.6.0:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.7:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:apple:mac_os_x_server:10.6.0:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.7:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:apple:mac_os_x_server:10.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.7:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.7:*:*:*:*:*:*:*

Denotes that component is vulnerable