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Vulnerability details: VCID-janz-punq-m7f8
Vulnerability ID VCID-janz-punq-m7f8
Aliases CVE-2020-3900
Summary webkitgtk: Memory corruption triggered by a malicious web content
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-3900.json
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00363 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00888 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00888 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00888 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00888 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
epss 0.00888 https://api.first.org/data/v1/epss?cve=CVE-2020-3900
cvssv3.1 8.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2020-3900
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-3900
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-3900.json
https://api.first.org/data/v1/epss?cve=CVE-2020-3900
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3885
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3894
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3895
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3897
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3899
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3900
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3901
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3902
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30762
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://support.apple.com/HT211101
https://support.apple.com/HT211102
https://support.apple.com/HT211103
https://support.apple.com/HT211104
https://support.apple.com/HT211105
https://support.apple.com/HT211106
https://support.apple.com/HT211107
1876472 https://bugzilla.redhat.com/show_bug.cgi?id=1876472
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
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:ipad_os:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
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-2020-3900 https://nvd.nist.gov/vuln/detail/CVE-2020-3900
RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035
RHSA-2020:4451 https://access.redhat.com/errata/RHSA-2020:4451
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-3900.json
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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/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-2020-3900
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:3.1/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-2020-3900
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 0.54875
EPSS Score 0.00326
Published At Aug. 10, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:22:59.687189+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-3900.json 37.0.0