Vulnerability Name:

CVE-2018-4404 (CCN-155527)

Assigned:2018-12-14
Published:2018-12-14
Updated:2019-01-23
Summary:In iOS before 11.4 and macOS High Sierra before 10.13.5, a memory corruption issue exists and was addressed with improved memory handling.
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)
7.2 High (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:F/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)
7.2 High (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:F/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:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
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-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-4404

Source: XF
Type: UNKNOWN
apple-macos-cve20184404-code-exec(155527)

Source: CCN
Type: Apple security document HT208849
macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan

Source: MISC
Type: Vendor Advisory
https://support.apple.com/HT208848,

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT208849

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [12-14-2018]

Source: EXPLOIT-DB
Type: Third Party Advisory, VDB Entry
45998

Source: CCN
Type: ZDI-18-1338
(Pwn2Own) Apple macOS launchd Improper Access Check Privilege Escalation Vulnerability

Source: CCN
Type: ZDI-18-1338
(Pwn2Own) Apple macOS launchd Improper Access Check Privilege Escalation Vulnerability

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 11.4)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version >= 10.13.0 and < 10.13.5)

    • Configuration CCN 1:
  • cpe:/o:apple:ios:11.3:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_high_sierra:10.13.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple ios 11.3
    apple macos high sierra 10.13.4