Vulnerability Name:

CVE-2017-6979 (CCN-126021)

Assigned:2017-05-10
Published:2017-05-10
Updated:2019-10-03
Summary:An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. macOS before 10.12.5 is affected. tvOS before 10.2.1 is affected. watchOS before 3.2.2 is affected. The issue involves the "IOSurface" component. A race condition allows attackers to execute arbitrary code in a privileged context via a crafted app.
CVSS v3 Severity:7.0 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
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)
7.0 High (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:P/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:7.6 High (CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
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-362
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2017-6979

Source: BID
Type: Third Party Advisory, VDB Entry
98468

Source: CCN
Type: BID-98468
Apple iOS/WatchOS/tvOS/macOS Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1038484

Source: XF
Type: UNKNOWN
apple-cve20176979-priv-esc(126021)

Source: CCN
Type: Apple security document HT207797
About the security content of macOS Sierra 10.12.5, Security Update 2017-002 El Capitan, and Security Update 2017-002 Yosemite

Source: CCN
Type: Apple security document HT207798
About the security content of iOS 10.3.2

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207797

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207798

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207800

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207801

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [08-26-2017]

Source: EXPLOIT-DB
Type: UNKNOWN
42555

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version <= 10.3.1)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.12.4)
  • OR cpe:/o:apple:tvos:*:*:*:*:*:*:*:* (Version <= 10.2)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version <= 3.2)

    • Configuration CCN 1:
  • cpe:/o:apple:watchos:3.2.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple tvos *
    apple watchos *
    apple watchos 3.2.1