GSD-2021-22960

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
The parse function in llhttp < 2.1.4 and < 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.
Aliases
Aliases
CVE-2021-22960
To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-22960",
    "description": "The parse function in llhttp \u003c 2.1.4 and \u003c 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.",
    "id": "GSD-2021-22960",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-22960.html",
      "https://access.redhat.com/errata/RHSA-2022:0350",
      "https://access.redhat.com/errata/RHSA-2022:0246",
      "https://access.redhat.com/errata/RHSA-2022:0041",
      "https://access.redhat.com/errata/RHSA-2021:5171",
      "https://advisories.mageia.org/CVE-2021-22960.html",
      "https://security.archlinux.org/CVE-2021-22960",
      "https://linux.oracle.com/cve/CVE-2021-22960.html",
      "https://access.redhat.com/errata/RHSA-2022:4914",
      "https://www.debian.org/security/2022/dsa-5170",
      "https://access.redhat.com/errata/RHEA-2022:4925",
      "https://access.redhat.com/errata/RHEA-2022:5139",
      "https://access.redhat.com/errata/RHEA-2022:5221",
      "https://access.redhat.com/errata/RHEA-2022:5615"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-22960"
      ],
      "details": "The parse function in llhttp \u003c 2.1.4 and \u003c 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.",
      "id": "GSD-2021-22960",
      "modified": "2023-12-13T01:23:24.448880Z",
      "schema_version": "1.4.0"
    }
  },
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "https://github.com/nodejs/llhttp",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Fixed in v2.1.4 and v6.0.6"
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      "problemtype": {
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                "value": "HTTP Request Smuggling (CWE-444)"
              }
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    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c2.1.4||\u003e=3.0.0 \u003c6.0.6",
          "affected_versions": "All versions before 2.1.4, all versions starting from 3.0.0 before 6.0.6",
          "cvss_v2": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
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          "cwe_ids": [
            "CWE-1035",
            "CWE-444",
            "CWE-937"
          ],
          "date": "2023-01-20",
          "description": "The parse function in llhttp ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.",
          "fixed_versions": [],
          "identifier": "CVE-2021-22960",
          "identifiers": [
            "CVE-2021-22960"
          ],
          "not_impacted": "",
          "package_slug": "npm/llhttp",
          "pubdate": "2021-11-03",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request Smuggling\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-22960",
            "https://hackerone.com/reports/1238099"
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        }
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            }
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
            "version": "2.0"
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          "impactScore": 4.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
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          "userInteractionRequired": false
        },
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
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            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
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          "impactScore": 2.5
        }
      },
      "lastModifiedDate": "2023-01-20T02:04Z",
      "publishedDate": "2021-11-03T20:15Z"
    }
  }
}


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