Vulnerability Name:

CVE-2011-3446 (CCN-72943)

Assigned:2011-09-13
Published:2012-02-02
Updated:2012-02-03
Summary:Apple Type Services (ATS) in Apple Mac OS X before 10.7.3 does not properly manage memory for data-font files, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted font that is accessed by Font Book.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
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): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2011-3446

Source: CCN
Type: Apple Web site
About the security content of OS X Lion v10.7.3 and Security Update 2012-001

Source: CONFIRM
Type: UNKNOWN
http://support.apple.com/kb/HT5130

Source: CCN
Type: US-CERT VU#403593
Apple Mac OS X ATS data-font memory corruption vulnerability

Source: CCN
Type: OSVDB ID: 78803
Apple Mac OS X ATS Component Font Book Font Handling Remote Memory Corruption

Source: CCN
Type: BID-51832
Apple Mac OS X Apple Type Services '.dfont' Font File Memory Corruption Vulnerability

Source: XF
Type: UNKNOWN
macos-ats-datafont-code-execution(72943)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:mac_os_x:10.7.0:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.7.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.7.2)
  • OR cpe:/o:apple:mac_os_x_server:10.7.0:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.7.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:*:*:*:*:*:*:*:* (Version <= 10.7.2)

  • Configuration CCN 1:
  • cpe:/o:apple:mac_os_x:10.7.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.7.0:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.7.0:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.7.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.7.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.7.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    apple mac os x 10.7.0
    apple mac os x 10.7.1
    apple mac os x *
    apple mac os x server 10.7.0
    apple mac os x server 10.7.1
    apple mac os x server *
    apple mac os x 10.7.1
    apple mac os x 10.7.0
    apple mac os x server 10.7.0
    apple mac os x server 10.7.1
    apple mac os x server 10.7.2
    apple mac os x 10.7.2