data/cve/v5/GO-2025-3487.json

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2025-22869"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Potential denial of service in golang.org/x/crypto",
      "descriptions": [
        {
          "lang": "en",
          "value": "SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted."
        }
      ],
      "affected": [
        {
          "vendor": "golang.org/x/crypto",
          "product": "golang.org/x/crypto/ssh",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "golang.org/x/crypto/ssh",
          "versions": [
            {
              "version": "0",
              "lessThan": "0.35.0",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "newHandshakeTransport"
            },
            {
              "name": "handshakeTransport.recordWriteError"
            },
            {
              "name": "handshakeTransport.kexLoop"
            },
            {
              "name": "handshakeTransport.writePacket"
            },
            {
              "name": "Client.Dial"
            },
            {
              "name": "Client.DialContext"
            },
            {
              "name": "Client.DialTCP"
            },
            {
              "name": "Client.Listen"
            },
            {
              "name": "Client.ListenTCP"
            },
            {
              "name": "Client.ListenUnix"
            },
            {
              "name": "Client.NewSession"
            },
            {
              "name": "Dial"
            },
            {
              "name": "DiscardRequests"
            },
            {
              "name": "NewClient"
            },
            {
              "name": "NewClientConn"
            },
            {
              "name": "NewServerConn"
            },
            {
              "name": "Request.Reply"
            },
            {
              "name": "Session.Close"
            },
            {
              "name": "Session.CombinedOutput"
            },
            {
              "name": "Session.Output"
            },
            {
              "name": "Session.RequestPty"
            },
            {
              "name": "Session.RequestSubsystem"
            },
            {
              "name": "Session.Run"
            },
            {
              "name": "Session.SendRequest"
            },
            {
              "name": "Session.Setenv"
            },
            {
              "name": "Session.Shell"
            },
            {
              "name": "Session.Signal"
            },
            {
              "name": "Session.Start"
            },
            {
              "name": "Session.WindowChange"
            },
            {
              "name": "channel.Accept"
            },
            {
              "name": "channel.Close"
            },
            {
              "name": "channel.CloseWrite"
            },
            {
              "name": "channel.Read"
            },
            {
              "name": "channel.ReadExtended"
            },
            {
              "name": "channel.Reject"
            },
            {
              "name": "channel.SendRequest"
            },
            {
              "name": "channel.Write"
            },
            {
              "name": "channel.WriteExtended"
            },
            {
              "name": "connection.SendAuthBanner"
            },
            {
              "name": "curve25519sha256.Client"
            },
            {
              "name": "curve25519sha256.Server"
            },
            {
              "name": "dhGEXSHA.Client"
            },
            {
              "name": "dhGEXSHA.Server"
            },
            {
              "name": "dhGroup.Client"
            },
            {
              "name": "dhGroup.Server"
            },
            {
              "name": "ecdh.Client"
            },
            {
              "name": "ecdh.Server"
            },
            {
              "name": "extChannel.Read"
            },
            {
              "name": "extChannel.Write"
            },
            {
              "name": "mux.OpenChannel"
            },
            {
              "name": "mux.SendRequest"
            },
            {
              "name": "sessionStdin.Close"
            },
            {
              "name": "sshClientKeyboardInteractive.Challenge"
            },
            {
              "name": "tcpListener.Accept"
            },
            {
              "name": "tcpListener.Close"
            },
            {
              "name": "unixListener.Accept"
            },
            {
              "name": "unixListener.Close"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-770: Allocation of Resources Without Limits or Throttling"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/cl/652135"
        },
        {
          "url": "https://go.dev/issue/71931"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2025-3487"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Yuichi Watanabe"
        }
      ]
    }
  }
}