CVE-2020-8251

mediumpriority · track · 33EPSS 0.084 · 95 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

8.36% (95th) EPSS

CVSS 5 · medium

Is it mine?

24 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-26

Node.js < 14.11.0 is vulnerable to HTTP denial of service (DoS) attacks based on delayed requests submission which can make the server unable to accept new connections.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400USprimaryCWE-400US

affected products (24)

Products and version ranges known to be affected.

Gentoo Linuxall versionscert_bundDEcpe:/o:gentoo:linux:-
Hitachi Ops Center Analyzer < 10.9.1-00all versionscert_bundDEcpe:/a:hitachi:ops_center:analyzer__10.9.1-00
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
nodejs Node11.0 → 11.*enisa_euvdEU
nodejs Node13.0 → 13.*enisa_euvdEU
nodejs Node14.0 → 14.11.0enisa_euvdEU
nodejs Node4.0 → 4.*enisa_euvdEU
nodejs Node5.0 → 5.*enisa_euvdEU
nodejs Node6.0 → 6.*enisa_euvdEU
nodejs Node7.0 → 7.*enisa_euvdEU
nodejs Node8.0 → 8.*enisa_euvdEU
nodejs Node9.0 → 9.*enisa_euvdEU
Node.js Foundation Node.js14.0.0 → 14.11.0fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ 8fstec_bduRU
АО «ИВК» Альт 8 СПall versionsfstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 10fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 9fstec_bduRU

showing 20 of 24

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0486Node.js: Mehrere SchwachstellenDeutsch2020-09-15csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Node.js ausnutzen, um Sicherheitsvorkehrungen zu umgehen oder einen Denial of Service zu verursachen.
BIT-node-2020-82512024-03-06vendor · osvUS
Node.js < 14.11.0 is vulnerable to HTTP denial of service (DoS) attacks based on delayed requests submission which can make the server unable to accept new connections.
BIT-node-min-2020-82512024-12-16vendor · osvUS
Node.js < 14.11.0 is vulnerable to HTTP denial of service (DoS) attacks based on delayed requests submission which can make the server unable to accept new connections.

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 CVE.org MITRE

published 2020-09-18modified 2026-06-17

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+9598 more

references (34)

External citations — patches, advisories, analysis.

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