CVE-2020-21514

highpriority · track · 35OT risk · elevatedEPSS 0.008 · 56 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.79% (56th) EPSS

CVSS 8.8 · high

Is it mine?

8 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-259USCWE-276USCWE-276US

affected products (8)

Products and version ranges known to be affected.

Open Source Fluentd 1.8.0all versionscert_bundDEcpe:/a:fluentd:fluentd:1.8.0
n/a n/a≤ n/aenisa_euvdEU
Treasure Data, Inc. Fluent-ui≤ 1.2.2fstec_bduRU
Treasure Data, Inc. Fluentd≤ 1.8.0fstec_bduRU
fluentd fluentd= 1.8.0nvdUScpe:2.3:a:fluentd:fluentd:*:*:*:*:*:*:*:*
fluentd fluentd-ui= 1.2.2nvdUScpe:2.3:a:fluentd:fluentd-ui:*:*:*:*:*:*:*:*
Bitnami fluentd1.8.0 → 1.8.1osvUSpkg:bitnami/fluentd
RubyGems fluentd-ui≤ 1.2.2osvUSpkg:gem/fluentd-ui

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0844Fluentd: Schwachstelle ermöglicht PrivilegieneskalationDeutsch2023-04-04csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Fluentd ausnutzen, um seine Privilegien zu erhöhen oder beliebigen Programmcode auszuführen.
GHSA-wrxf-x8rm-6gggFluent Fluentd and Fluent-ui use default password2023-04-04ghsa · osvUS
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.
BIT-fluentd-2020-215142024-03-06vendor · osvUS
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.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund nvd NVD CVE.org MITRE

published 2023-04-04modified 2026-06-17

references (9)

External citations — patches, advisories, analysis.

scry

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