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Vulnerability details: VCID-595w-xb9t-7fg9
Vulnerability ID VCID-595w-xb9t-7fg9
Aliases CVE-2020-21514
GHSA-wrxf-x8rm-6ggg
Summary An issue was discovered in Fluent-ui v.1.2.2 allows attackers to gain escalated privileges and execute arbitrary code due to a default password.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1392 Use of Default Credentials
CWE-276 Incorrect Default Permissions
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21514.json
epss 0.00576 https://api.first.org/data/v1/epss?cve=CVE-2020-21514
epss 0.00576 https://api.first.org/data/v1/epss?cve=CVE-2020-21514
cvssv3 8.8 https://github.com/advisories/GHSA-wrxf-x8rm-6ggg
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-wrxf-x8rm-6ggg
cvssv3.1 8.8 https://github.com/fluent/fluentd/issues/2722
generic_textual HIGH https://github.com/fluent/fluentd/issues/2722
ssvc Track https://github.com/fluent/fluentd/issues/2722
cvssv3.1 8.8 https://github.com/fluent/fluentd-ui
generic_textual HIGH https://github.com/fluent/fluentd-ui
cvssv3.1 8.8 https://github.com/fluent/fluentd-ui/issues/295
generic_textual HIGH https://github.com/fluent/fluentd-ui/issues/295
ssvc Track https://github.com/fluent/fluentd-ui/issues/295
cvssv3.1 8.8 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/fluentd-ui/CVE-2020-21514.yml
generic_textual HIGH https://github.com/rubysec/ruby-advisory-db/blob/master/gems/fluentd-ui/CVE-2020-21514.yml
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-21514
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-21514
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21514.json
https://api.first.org/data/v1/epss?cve=CVE-2020-21514
https://github.com/advisories/GHSA-wrxf-x8rm-6ggg
https://github.com/fluent/fluentd-ui
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/fluentd-ui/CVE-2020-21514.yml
https://nvd.nist.gov/vuln/detail/CVE-2020-21514
2184449 https://bugzilla.redhat.com/show_bug.cgi?id=2184449
2722 https://github.com/fluent/fluentd/issues/2722
295 https://github.com/fluent/fluentd-ui/issues/295
CVE-2020-21514.YML https://github.com/rubysec/ruby-advisory-db/blob/master/gems/fluentd/CVE-2020-21514.yml
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21514.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:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/fluent/fluentd/issues/2722
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-13T16:31:57Z/ Found at https://github.com/fluent/fluentd/issues/2722
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/fluent/fluentd-ui
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:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/fluent/fluentd-ui/issues/295
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-13T16:31:57Z/ Found at https://github.com/fluent/fluentd-ui/issues/295
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/rubysec/ruby-advisory-db/blob/master/gems/fluentd-ui/CVE-2020-21514.yml
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:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-21514
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 0.69256
EPSS Score 0.00576
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T17:31:26.399716+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2020/21xxx/CVE-2020-21514.json 38.6.0