Vulnerability Name:

CVE-2019-6221 (CCN-156050)

Assigned:2019-01-22
Published:2019-01-22
Updated:2019-03-06
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, iTunes 12.9.3 for Windows. A malicious application may be able to elevate privileges.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (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: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): 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)
6.8 Medium (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: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): High
Availibility (A): High
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
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-125
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2019-6221

Source: BID
Type: Third Party Advisory
106694

Source: XF
Type: UNKNOWN
apple-macos-cve20196221-priv-esc(156050)

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 HT209450
About the security content of iTunes 12.9.3 for Windows

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/HT209450

Source: CCN
Type: ZDI-19-125
(Pwn2Own) Apple iOS mediaserverd crte Out-Of-Bounds Access Privilege Escalation Vulnerability

Source: CCN
Type: ZDI-19-125
(Pwn2Own) Apple iOS mediaserverd crte Out-Of-Bounds Access Privilege Escalation Vulnerability

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

  • Configuration 2:
  • cpe:/a:apple:itunes:*:*:*:*:*:*:*:* (Version < 12.9.3)
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:apple:macos_high_sierra:10.13.6:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_mojave:10.14.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:ios:12.1.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple itunes *
    microsoft windows -
    apple macos sierra 10.13.6
    apple macos mojave 10.14.2
    apple ios 12.1.2