Vulnerability Name:

CVE-2018-4303 (CCN-153765)

Assigned:2018-12-05
Published:2018-12-05
Updated:2019-04-04
Summary:An input validation issue was addressed with improved input validation. This issue affected versions prior to macOS Mojave 10.14, iOS 12.1.1, macOS Mojave 10.14.2, tvOS 12.1.1, watchOS 5.1.2.
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-20
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2018-4303

Source: XF
Type: UNKNOWN
apple-macos-cve20184303-priv-esc(153765)

Source: CCN
Type: Apple security document HT209340
About the security content of iOS 12.1.1

Source: CCN
Type: Apple security document HT209341
About the security content of macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra

Source: CCN
Type: Apple security document HT209342
About the security content of tvOS 12.1.1

Source: CCN
Type: Apple security document HT209343
About the security content of watchOS 5.1.2

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209340

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209341

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209342

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209343

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 12.1.1)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.14)
  • OR cpe:/o:apple:mac_os_x:10.14.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:tvos:*:*:*:*:*:*:*:* (Version < 12.1.1)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 5.1.2)

    • 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:10.14.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:tvos:12.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple mac os x 10.14.1
    apple tvos *
    apple watchos *
    apple macos sierra 10.12.6
    apple macos sierra 10.13.6
    apple macos mojave 10.14.1
    apple tvos 12.1