Vulnerability Name:

CVE-2019-6230 (CCN-156039)

Assigned:2019-01-22
Published:2019-01-22
Updated:2020-08-24
Summary:A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3,macOS Mojave 10.14.3,tvOS 12.1.2,watchOS 5.1.3. A malicious application may be able to break out of its sandbox.
CVSS v3 Severity:8.6 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)
7.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/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): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/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:N/I:H/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): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-665
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-6230

Source: BID
Type: Third Party Advisory, VDB Entry
106739

Source: XF
Type: UNKNOWN
apple-macos-cve20196230-sec-bypass(156039)

Source: CCN
Type: Apple security document HT209443
About the security content of iOS 12.1.3

Source: CCN
Type: Apple security document HT209446
About the security content of macOS Mojave 10.14.3, Security Update 2019-001 High Sierra, Security Update 2019-001 Sierra

Source: CCN
Type: Apple security document HT209447
About the security content of tvOS 12.1.2

Source: CCN
Type: Apple security document HT209448
About the security content of watchOS 5.1.3

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT209443

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT209446

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT209447

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT209448

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 12.1.3)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.14.3)
  • OR cpe:/o:apple:tvos:*:*:*:*:*:*:*:* (Version < 12.1.2)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 5.1.3)

    • Configuration CCN 1:
  • cpe:/o:apple:macos_sierra:10.12.6:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_high_sierra:10.13.6:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_mojave:10.14.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:watchos:5.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:tvos:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:ios:12.1.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple tvos *
    apple watchos *
    apple macos sierra 10.12.6
    apple macos sierra 10.13.6
    apple macos mojave 10.14.2
    apple watchos 5.1.2
    apple tvos 12.1.1
    apple iphone os 12.1.2