  openssh_noMoreSessions(wantReply) {
    if (this._server)
      throw new Error('Client-only method called in server mode');

    let p = this._packetRW.write.allocStart;
    const packet = this._packetRW.write.alloc(1 + 4 + 28 + 1);

    packet[p] = MESSAGE.GLOBAL_REQUEST;

    writeUInt32BE(packet, 28, ++p);
    packet.utf8Write('no-more-sessions@openssh.com', p += 4, 28);

    packet[p += 28] = (wantReply === undefined || wantReply === true ? 1 : 0);

    this._debug && this._debug(
      'Outbound: Sending GLOBAL_REQUEST (no-more-sessions@openssh.com)'
    );
    sendPacket(this, this._packetRW.write.finalize(packet));
  }
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.