Vulnerability Name:

CVE-2018-4474 (CCN-190864)

Assigned:2018-09-17
Published:2018-09-17
Updated:2020-10-29
Summary:A memory consumption issue was addressed with improved memory handling. This issue is fixed in iCloud for Windows 7.7, watchOS 5, Safari 12, iOS 12, iTunes 12.9 for Windows, tvOS 12. Unexpected interaction causes an ASSERT failure.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-400
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-4474

Source: XF
Type: UNKNOWN
apple-ios-cve20184474-dos(190864)

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

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:apple:safari:11.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:watchos:4.3.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:tvos:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:apple:icloud:7.6:*:*:*:*:windows:*:*
  • OR cpe:/o:apple:ios:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:apple:itunes:12.8:*:*:*:*:windows:*:*

    • * Denotes that component is vulnerable
    BACK
    apple safari 11.1.1
    apple watchos 4.3.2
    apple tvos 11.4.1
    apple icloud 7.6
    apple ios 11.4.1
    apple itunes 12.8