CVE-2022-35256

At a glance

Severity: MEDIUM 6.5
EPSS: EPSS 2.76 % · percentile 86 (2026-10-27)
State: PUBLISHED
Published: 2022-12-05
Updated: 2025-04-30
Assigner: hackerone
NVD status: Modified

Description

The llhttp parser in the http module in Node v18.7.0 does not correctly handle header fields that are not terminated with CLRF. This may result in HTTP Request Smuggling.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N	CISA-ADP
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N	NVD · nvd@nist.gov (Primary)
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-444

European references

ENISA EUVD · EUVD-2022-38147
GCVE · GCVE-0-2022-35256

CERT-FR advisories

CERTFR-2024-AVI-1051 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2023-AVI-0362 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2023-AVI-0015 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
CERTFR-2022-AVI-1041 — Multiples vulnérabilités dans les produits Stormshield · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* ≥ 14.0.0 ≤ 14.14.0
cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* ≥ 14.15.0 < 14.20.1
cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* ≥ 16.0.0 ≤ 16.12.0
cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* ≥ 16.13.0 < 16.17.1
cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* ≥ 18.0.0 < 18.9.1
cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:* < 6.0.10
cpe:2.3:a:siemens:sinec_ins:*:*:*:*:*:*:*:* < 1.0
cpe:2.3:a:siemens:sinec_ins:1.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sinec_ins:1.0:sp1:*:*:*:*:*:*
cpe:2.3:a:siemens:sinec_ins:1.0:sp2:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Affected products

Product	Versions
NodeJS · Node	affected 4.0 < 4.* ; affected 5.0 < 5.* ; affected 6.0 < 6.* ; affected 7.0 < 7.* ; affected 8.0 < 8.* ; affected 9.0 < 9.*

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD