Home/CVE/The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not strictly use the CRLF sequenc
CVE

CVE-2022-32214

The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not strictly use the CRLF sequenc

The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling (HRS).

MEDIUM · CVSS 6.5 EPSS 0.39294
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-444Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
CWE-444Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
▤

Affected Products & Versions

9
llhttp< 2.1.5
llhttp>= 6.0.0 and < 6.0.7
nodejs node.js>= 14.0.0 and <= 14.14.0
nodejs node.js>= 14.15.0 and < 14.20.0
nodejs node.js>= 16.0.0 and <= 16.12.0
nodejs node.js>= 16.13.0 and < 16.16.0
nodejs node.js>= 18.0.0 and < 18.5.0
debian linuxall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm llhttp CRITICAL fixed in 6.0.7
⚠

Public Exploits & PoCs

1
pochackerone.com · 1524692hackerone.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Jul 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
⚑

Vendor Advisories

18
usnUSN-6491-1
suse-csafSUSE-SU-2023:0419-1
suse-csafSUSE-SU-2023:0408-1
suse-csafSUSE-SU-2022:2855-1
suse-csafSUSE-SU-2022:2551-1
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://nodejs.org/en/blog/vulnerability/july-2022-security-releases/PatchVendor Advisory
https://www.debian.org/security/2023/dsa-5326Third Party Advisory
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