Vulnerability Name:

CVE-2016-4641 (CCN-115654)

Assigned:2016-07-20
Published:2016-07-20
Updated:2017-09-01
Summary:Login Window in Apple OS X before 10.11.6 allows attackers to execute arbitrary code in a privileged context or obtain sensitive user information via a crafted app that leverages a "type confusion."
CVSS v3 Severity:7.3 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H)
6.4 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2016-4641

Source: APPLE
Type: Mailing List, Vendor Advisory
APPLE-SA-2016-07-18-1

Source: BID
Type: UNKNOWN
91824

Source: CCN
Type: BID-91824
Apple Mac OS X APPLE-SA-2016-07-18-1 Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1036348

Source: MISC
Type: Third Party Advisory
http://zerodayinitiative.com/advisories/ZDI-16-433/

Source: XF
Type: UNKNOWN
apple-macosx-cve20164641-code-exec(115654)

Source: CCN
Type: Apple Web site
About the security content of OS X El Capitan v10.11.6 and Security Update 2016-004

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT206903

Source: CCN
Type: ZDI-16-433
Apple OS X WindowServer Type Confusion Privilege Escalation Vulnerability

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.11.5)

    • * Denotes that component is vulnerable
    BACK
    apple mac os x *