{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2022-41723"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net",
      "descriptions": [
        {
          "lang": "en",
          "value": "A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests."
        }
      ],
      "affected": [
        {
          "vendor": "Go standard library",
          "product": "net/http",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "net/http",
          "versions": [
            {
              "version": "0",
              "lessThan": "1.19.6",
              "status": "affected",
              "versionType": "semver"
            },
            {
              "version": "1.20.0-0",
              "lessThan": "1.20.1",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "Transport.RoundTrip"
            },
            {
              "name": "Server.Serve"
            },
            {
              "name": "Client.Do"
            },
            {
              "name": "Client.Get"
            },
            {
              "name": "Client.Head"
            },
            {
              "name": "Client.Post"
            },
            {
              "name": "Client.PostForm"
            },
            {
              "name": "Get"
            },
            {
              "name": "Head"
            },
            {
              "name": "ListenAndServe"
            },
            {
              "name": "ListenAndServeTLS"
            },
            {
              "name": "Post"
            },
            {
              "name": "PostForm"
            },
            {
              "name": "Serve"
            },
            {
              "name": "ServeTLS"
            },
            {
              "name": "Server.ListenAndServe"
            },
            {
              "name": "Server.ListenAndServeTLS"
            },
            {
              "name": "Server.ServeTLS"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "golang.org/x/net",
          "product": "golang.org/x/net/http2",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "golang.org/x/net/http2",
          "versions": [
            {
              "version": "0",
              "lessThan": "0.7.0",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "Transport.RoundTrip"
            },
            {
              "name": "Server.ServeConn"
            },
            {
              "name": "ClientConn.Close"
            },
            {
              "name": "ClientConn.Ping"
            },
            {
              "name": "ClientConn.RoundTrip"
            },
            {
              "name": "ClientConn.Shutdown"
            },
            {
              "name": "ConfigureServer"
            },
            {
              "name": "ConfigureTransport"
            },
            {
              "name": "ConfigureTransports"
            },
            {
              "name": "ConnectionError.Error"
            },
            {
              "name": "ErrCode.String"
            },
            {
              "name": "FrameHeader.String"
            },
            {
              "name": "FrameType.String"
            },
            {
              "name": "FrameWriteRequest.String"
            },
            {
              "name": "Framer.ReadFrame"
            },
            {
              "name": "Framer.WriteContinuation"
            },
            {
              "name": "Framer.WriteData"
            },
            {
              "name": "Framer.WriteDataPadded"
            },
            {
              "name": "Framer.WriteGoAway"
            },
            {
              "name": "Framer.WriteHeaders"
            },
            {
              "name": "Framer.WritePing"
            },
            {
              "name": "Framer.WritePriority"
            },
            {
              "name": "Framer.WritePushPromise"
            },
            {
              "name": "Framer.WriteRSTStream"
            },
            {
              "name": "Framer.WriteRawFrame"
            },
            {
              "name": "Framer.WriteSettings"
            },
            {
              "name": "Framer.WriteSettingsAck"
            },
            {
              "name": "Framer.WriteWindowUpdate"
            },
            {
              "name": "GoAwayError.Error"
            },
            {
              "name": "ReadFrameHeader"
            },
            {
              "name": "Setting.String"
            },
            {
              "name": "SettingID.String"
            },
            {
              "name": "SettingsFrame.ForeachSetting"
            },
            {
              "name": "StreamError.Error"
            },
            {
              "name": "Transport.CloseIdleConnections"
            },
            {
              "name": "Transport.NewClientConn"
            },
            {
              "name": "Transport.RoundTripOpt"
            },
            {
              "name": "bufferedWriter.Flush"
            },
            {
              "name": "bufferedWriter.Write"
            },
            {
              "name": "chunkWriter.Write"
            },
            {
              "name": "clientConnPool.GetClientConn"
            },
            {
              "name": "connError.Error"
            },
            {
              "name": "dataBuffer.Read"
            },
            {
              "name": "duplicatePseudoHeaderError.Error"
            },
            {
              "name": "gzipReader.Close"
            },
            {
              "name": "gzipReader.Read"
            },
            {
              "name": "headerFieldNameError.Error"
            },
            {
              "name": "headerFieldValueError.Error"
            },
            {
              "name": "noDialClientConnPool.GetClientConn"
            },
            {
              "name": "noDialH2RoundTripper.RoundTrip"
            },
            {
              "name": "pipe.Read"
            },
            {
              "name": "priorityWriteScheduler.CloseStream"
            },
            {
              "name": "priorityWriteScheduler.OpenStream"
            },
            {
              "name": "pseudoHeaderError.Error"
            },
            {
              "name": "requestBody.Close"
            },
            {
              "name": "requestBody.Read"
            },
            {
              "name": "responseWriter.Flush"
            },
            {
              "name": "responseWriter.FlushError"
            },
            {
              "name": "responseWriter.Push"
            },
            {
              "name": "responseWriter.SetReadDeadline"
            },
            {
              "name": "responseWriter.SetWriteDeadline"
            },
            {
              "name": "responseWriter.Write"
            },
            {
              "name": "responseWriter.WriteHeader"
            },
            {
              "name": "responseWriter.WriteString"
            },
            {
              "name": "serverConn.CloseConn"
            },
            {
              "name": "serverConn.Flush"
            },
            {
              "name": "stickyErrWriter.Write"
            },
            {
              "name": "transportResponseBody.Close"
            },
            {
              "name": "transportResponseBody.Read"
            },
            {
              "name": "writeData.String"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "golang.org/x/net",
          "product": "golang.org/x/net/http2/hpack",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "golang.org/x/net/http2/hpack",
          "versions": [
            {
              "version": "0",
              "lessThan": "0.7.0",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "Decoder.parseFieldLiteral"
            },
            {
              "name": "Decoder.readString"
            },
            {
              "name": "Decoder.DecodeFull"
            },
            {
              "name": "Decoder.Write"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE 400: Uncontrolled Resource Consumption"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/issue/57855"
        },
        {
          "url": "https://go.dev/cl/468135"
        },
        {
          "url": "https://go.dev/cl/468295"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2023-1571"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MA5XS5DAOJ5PKKNG5TUXKPQOFHT5VBC/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLBQ3A7ROLEQXQLXFDLNJ7MYPKG5GULE/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGW7GE2Z32ZT47UFAQFDRQE33B7Q7LMT/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XX3IMUTZKRQ73PBZM4E2JP4BKYH4C6XE/"
        },
        {
          "url": "https://www.couchbase.com/alerts/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7N5GV4CHH6WAGX3GFMDD3COEOVCZ4RI/"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU/"
        },
        {
          "url": "https://security.gentoo.org/glsa/202311-09"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Philippe Antoine (Catena cyber)"
        }
      ]
    }
  }
}