      onError: (err) => {
        if (!proto._destruct)
          socket.removeAllListeners('data');
        this.emit('error', err);
        try {
          socket.end();
        } catch {}
      },
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.