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Vulnerability details: VCID-yk2t-36n8-77hb
Vulnerability ID VCID-yk2t-36n8-77hb
Aliases CVE-2018-4214
Summary An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to cause a denial of service (memory corruption and Safari crash) or possibly have unspecified other impact via a crafted web site.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07557 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07747 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07747 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07747 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07747 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
epss 0.07747 https://api.first.org/data/v1/epss?cve=CVE-2018-4214
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4214
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4214
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-4214
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4214
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: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:*:*:*:*:*:*:*:*
CVE-2018-4214 https://nvd.nist.gov/vuln/detail/CVE-2018-4214
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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4214
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4214
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 0.91434
EPSS Score 0.07557
Published At Aug. 4, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:56:45.133738+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2018-4214 37.0.0