Vulnerability Name:

CVE-2019-6231 (CCN-156038)

Assigned:2019-01-22
Published:2019-01-22
Updated:2019-03-07
Summary:An out-of-bounds read was addressed with improved bounds checking. 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 read restricted memory.
CVSS v3 Severity:5.5 Medium (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 (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
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:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
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-125
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2019-6231

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

Source: XF
Type: UNKNOWN
apple-macos-cve20196231-info-disc(156038)

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