Vulnerability Name:

CVE-2016-7620 (CCN-120461)

Assigned:2016-12-13
Published:2016-12-13
Updated:2017-07-27
Summary:An issue was discovered in certain Apple products. macOS before 10.12.2 is affected. The issue involves the "IOSurface" component. It allows local users to obtain sensitive kernel memory-layout information via unspecified vectors.
CVSS v3 Severity:3.3 Low (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
2.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/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): None
Availibility (A): None
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/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): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2016-7620

Source: BID
Type: Third Party Advisory, VDB Entry
94903

Source: CCN
Type: BID-94903
Apple macOS APPLE-SA-2016-12-13-1 Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1037469

Source: XF
Type: UNKNOWN
apple-macos-cve20167620-info-disc(120461)

Source: CCN
Type: Apple Web site
About the security content of macOS Sierra 10.12.2, Security Update 2016-003 El Capitan, and Security Update 2016-007 Yosemite

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207423

Source: CCN
Type: ZDI-16-686
Apple OS X IOSurface Out-Of-Bounds Read Information Disclosure Vulnerability

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.12.1)

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