CVE-2022-1705 (GCVE-0-2022-1705)

Vulnerability from cvelistv5 – Published: 2022-08-09 20:16 – Updated: 2026-03-06 17:46
VLAI
Title
Improper sanitization of Transfer-Encoding headers in net/http
Summary
Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
Assigner
Go
References
Impacted products
Vendor Product Version
Go standard library net/http Affected: 0 , < 1.17.12 (semver)
Affected: 1.18.0-0 , < 1.18.4 (semver)
Create a notification for this product.
Credits
Zeyu Zhang (https://www.zeyu2001.com/)
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T00:10:03.918Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.dev/cl/409874"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.dev/issue/53188"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.dev/cl/410714"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://pkg.go.dev/vuln/GO-2022-0525"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-1705",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-24T20:38:47.035806Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-06T17:46:56.094Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "net/http",
          "product": "net/http",
          "programRoutines": [
            {
              "name": "transferReader.parseTransferEncoding"
            }
          ],
          "vendor": "Go standard library",
          "versions": [
            {
              "lessThan": "1.17.12",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.18.4",
              "status": "affected",
              "version": "1.18.0-0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Zeyu Zhang (https://www.zeyu2001.com/)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-444: Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request Smuggling\u0027)",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-06-12T19:04:43.089Z",
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "shortName": "Go"
      },
      "references": [
        {
          "url": "https://go.dev/cl/409874"
        },
        {
          "url": "https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f"
        },
        {
          "url": "https://go.dev/issue/53188"
        },
        {
          "url": "https://go.dev/cl/410714"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2022-0525"
        }
      ],
      "title": "Improper sanitization of Transfer-Encoding headers in net/http"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
    "assignerShortName": "Go",
    "cveId": "CVE-2022-1705",
    "datePublished": "2022-08-09T20:16:57.000Z",
    "dateReserved": "2022-05-13T00:00:00.000Z",
    "dateUpdated": "2026-03-06T17:46:56.094Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-1705",
      "date": "2026-06-06",
      "epss": "0.00059",
      "percentile": "0.18894"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-1705\",\"sourceIdentifier\":\"security@golang.org\",\"published\":\"2022-08-10T20:15:25.353\",\"lastModified\":\"2026-03-06T18:16:10.133\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.\"},{\"lang\":\"es\",\"value\":\"La aceptaci\u00f3n de algunos encabezados Transfer-Encoding inv\u00e1lidas en el cliente HTTP/1 en net/http versiones anteriores a Go 1.17.12 y Go 1.18.4, permite un contrabando de peticiones HTTP si es combinado con un servidor intermedio que tampoco rechaza indebidamente el encabezado como no v\u00e1lido\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":2.5},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":2.5}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-444\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.17.12\",\"matchCriteriaId\":\"646881F6-A299-4D92-A1F3-E95959FA426F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.18.0\",\"versionEndExcluding\":\"1.18.4\",\"matchCriteriaId\":\"FE088A2D-7894-4A48-887C-36DD727A7BEB\"}]}]}],\"references\":[{\"url\":\"https://go.dev/cl/409874\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.dev/cl/410714\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.dev/issue/53188\",\"source\":\"security@golang.org\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE\",\"source\":\"security@golang.org\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://pkg.go.dev/vuln/GO-2022-0525\",\"source\":\"security@golang.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://go.dev/cl/409874\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.dev/cl/410714\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.dev/issue/53188\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://pkg.go.dev/vuln/GO-2022-0525\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://go.dev/cl/409874\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://go.dev/issue/53188\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://go.dev/cl/410714\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://pkg.go.dev/vuln/GO-2022-0525\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T00:10:03.918Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 6.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"LOW\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-1705\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-02-24T20:38:47.035806Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-06T17:46:41.831Z\"}}], \"cna\": {\"title\": \"Improper sanitization of Transfer-Encoding headers in net/http\", \"credits\": [{\"lang\": \"en\", \"value\": \"Zeyu Zhang (https://www.zeyu2001.com/)\"}], \"affected\": [{\"vendor\": \"Go standard library\", \"product\": \"net/http\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.17.12\", \"versionType\": \"semver\"}, {\"status\": \"affected\", \"version\": \"1.18.0-0\", \"lessThan\": \"1.18.4\", \"versionType\": \"semver\"}], \"packageName\": \"net/http\", \"collectionURL\": \"https://pkg.go.dev\", \"defaultStatus\": \"unaffected\", \"programRoutines\": [{\"name\": \"transferReader.parseTransferEncoding\"}]}], \"references\": [{\"url\": \"https://go.dev/cl/409874\"}, {\"url\": \"https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f\"}, {\"url\": \"https://go.dev/issue/53188\"}, {\"url\": \"https://go.dev/cl/410714\"}, {\"url\": \"https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE\"}, {\"url\": \"https://pkg.go.dev/vuln/GO-2022-0525\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"CWE-444: Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request Smuggling\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"shortName\": \"Go\", \"dateUpdated\": \"2023-06-12T19:04:43.089Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-1705\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-06T17:46:56.094Z\", \"dateReserved\": \"2022-05-13T00:00:00.000Z\", \"assignerOrgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"datePublished\": \"2022-08-09T20:16:57.000Z\", \"assignerShortName\": \"Go\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.