Vulnerability Name:

CVE-2019-8638 (CCN-190591)

Assigned:2019-05-30
Published:2019-05-30
Updated:2021-07-21
Summary:Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in watchOS 5.2, iCloud for Windows 7.11, iOS 12.2, iTunes 12.9.4 for Windows, Safari 12.1. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-8638

Source: XF
Type: UNKNOWN
apple-ios-cve20198638-code-exec(190591)

Source: CCN
Type: Apple security document HT209599
About the security content of iOS 12.2

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT209599

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT209602

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT209603

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT209604

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT209605

Vulnerable Configuration:Configuration 1:
  • cpe:/a:apple:icloud:*:*:*:*:*:windows:*:* (Version < 7.11)
  • OR cpe:/a:apple:itunes:*:*:*:*:*:windows:*:* (Version < 12.9.4)
  • OR cpe:/a:apple:safari:*:*:*:*:*:*:*:* (Version < 12.1)
  • OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 12.2)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 5.2)

    • Configuration CCN 1:
  • cpe:/o:apple:watchos:5.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:ios:12.1.3:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:12.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:apple:icloud:7.10:*:*:*:*:windows:*:*
  • OR cpe:/a:apple:itunes:12.9.3:*:*:*:*:windows:*:*

    • * Denotes that component is vulnerable
    BACK
    apple icloud *
    apple itunes *
    apple safari *
    apple iphone os *
    apple watchos *
    apple watchos 5.1.2
    apple ios 12.1.3
    apple safari 12.0.3
    apple icloud 7.10
    apple itunes 12.9.3