Vulnerability Name:

CVE-2018-4363 (CCN-150028)

Assigned:2018-09-17
Published:2018-09-17
Updated:2019-04-05
Summary:An input validation issue existed in the kernel. This issue was addressed with improved input validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5.
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)
5.0 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:P/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)
5.0 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:P/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:7.1 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
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-20
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-4363

Source: CCN
Type: Google Security Research Issue 1614
iOS kernel stack memory disclosure due to failure to check copyin return value

Source: XF
Type: UNKNOWN
appleios-cve20184363-info-disc(150028)

Source: CCN
Type: Apple security document HT209106
About the security content of iOS 12

Source: CCN
Type: Apple security document HT209107
About the security content of tvOS 12

Source: CCN
Type: Apple security document HT209108
About the security content of watchOS 5

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209106

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209107

Source: MISC
Type: Vendor Advisory
https://support.apple.com/kb/HT209108

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [10-22-2018]

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 12.0)
  • OR cpe:/o:apple:tvos:*:*:*:*:*:*:*:* (Version < 12)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 5.0)

  • Configuration CCN 1:
  • cpe:/o:apple:watchos:4.3.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:tvos:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:ios:11.4.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple tvos *
    apple watchos *
    apple watchos 4.3.2
    apple tvos 11.4.1
    apple iphone os 11.4.1