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Vulnerability details: VCID-17vz-u234-2khk
Vulnerability ID VCID-17vz-u234-2khk
Aliases CVE-2018-4113
Summary An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves a JavaScriptCore function in the "WebKit" component. It allows attackers to trigger an assertion failure by leveraging improper array indexing.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-617 Reachable Assertion
System Score Found at
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
epss 0.01156 https://api.first.org/data/v1/epss?cve=CVE-2018-4113
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-4113
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-4113
archlinux Critical https://security.archlinux.org/AVG-942
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-4113
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4113
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://support.apple.com/HT208693
https://support.apple.com/HT208694
https://support.apple.com/HT208695
https://support.apple.com/HT208696
https://support.apple.com/HT208697
https://support.apple.com/HT208698
http://www.securitytracker.com/id/1040604
AVG-942 https://security.archlinux.org/AVG-942
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk\+:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:webkitgtk:webkitgtk\+:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
CVE-2018-4113 https://nvd.nist.gov/vuln/detail/CVE-2018-4113
USN-3635-1 https://usn.ubuntu.com/3635-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4113
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4113
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.77682
EPSS Score 0.01156
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:43:54.498674+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3635-1/ 37.0.0