Vulnerability Name:

CVE-2018-4226 (CCN-144501)

Assigned:2018-05-29
Published:2018-05-29
Updated:2019-03-07
Summary:An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. watchOS before 4.3.1 is affected. The issue involves the "Security" component. It allows local users to bypass intended restrictions on the reading of sensitive user information.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/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): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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): Required
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
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
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-2018-4226

Source: BID
Type: Third Party Advisory, VDB Entry
104888

Source: CCN
Type: BID-104888
Apple macOS/watchOS/tvOS CVE-2018-4226 Local Authorization Bypass Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041027

Source: XF
Type: UNKNOWN
appleios-cve20184226-info-disc(144501)

Source: CCN
Type: Apple security document HT208848
About the security content of iOS 11.4

Source: CCN
Type: Apple security document HT208851
About the security content of watchOS 4.3.1

Source: CCN
Type: Apple security document HT208852
About the security content of iTunes 12.7.5 for Windows

Source: CCN
Type: Apple security document HT208853
About the security content of iCloud for Windows 7.5

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208848

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208849

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208851

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208852

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208853

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 11.4)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.13.5)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 4.3.1)

  • Configuration 2:
  • cpe:/a:apple:icloud:*:*:*:*:*:*:*:* (Version < 7.5)
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/a:apple:itunes:*:*:*:*:*:*:*:* (Version < 12.7.5)
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:apple:ios:11.3:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_high_sierra:10.13.4:*:*:*:*:*:*:*
  • OR cpe:/a:apple:icloud:7.4:*:*:*:*:*:*:*
  • OR cpe:/a:apple:itunes:12.7.4:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple watchos *
    apple icloud *
    microsoft windows -
    apple itunes *
    microsoft windows -
    apple iphone os 11.3
    apple macos sierra 10.13.4
    apple icloud 7.4
    apple itunes 12.7.4