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Vulnerability details: VCID-jkrq-uqkz-aaaj
Vulnerability ID VCID-jkrq-uqkz-aaaj
Aliases CVE-2016-4734
Summary WebKit in Apple iOS before 10, Safari before 10, and tvOS before 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-4611, CVE-2016-4730, CVE-2016-4733, and CVE-2016-4735.
Status Published
Exploitability 0.5
Weighted Severity 8.6
Risk 4.3
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
generic_textual Medium http://lists.apple.com/archives/security-announce/2016/Sep/msg00007.html
cvssv3.1 9.8 http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
generic_textual CRITICAL http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
cvssv3.1 9.8 http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.html
generic_textual CRITICAL http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.html
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-4734.html
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.08398 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.10985 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.20053 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.36822 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.36822 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.36822 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.36822 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
epss 0.38730 https://api.first.org/data/v1/epss?cve=CVE-2016-4734
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4734
cvssv2 9.3 https://nvd.nist.gov/vuln/detail/CVE-2016-4734
cvssv3 9.6 https://nvd.nist.gov/vuln/detail/CVE-2016-4734
cvssv3.1 9.8 https://support.apple.com/HT207142
generic_textual CRITICAL https://support.apple.com/HT207142
cvssv3.1 9.8 https://support.apple.com/HT207143
generic_textual CRITICAL https://support.apple.com/HT207143
generic_textual Medium https://support.apple.com/HT207157
generic_textual Medium https://ubuntu.com/security/notices/USN-3166-1
generic_textual Medium https://webkitgtk.org/security/WSA-2016-0006.html
Reference id Reference type URL
http://lists.apple.com/archives/security-announce/2016/Sep/msg00007.html
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.html
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-4734.html
https://api.first.org/data/v1/epss?cve=CVE-2016-4734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4734
https://support.apple.com/HT207142
https://support.apple.com/HT207143
https://support.apple.com/HT207157
https://ubuntu.com/security/notices/USN-3166-1
https://webkitgtk.org/security/WSA-2016-0006.html
http://www.securityfocus.com/bid/93057
http://www.securitytracker.com/id/1036854
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:*:*:*:*:*:*:*:*
CVE-2016-4734 https://nvd.nist.gov/vuln/detail/CVE-2016-4734
USN-3166-1 https://usn.ubuntu.com/3166-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.html
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:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2016-4734
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:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-4734
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://support.apple.com/HT207142
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://support.apple.com/HT207143
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 0.91837
EPSS Score 0.08398
Published At May 29, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.