更新指纹、优化内存占用

Plugins/CVE-2020-0796.go

@@ -104,6 +104,11 @@ func SmbGhostScan(info *common.HostInfo) error {
 	ip, port, timeout := info.Host, 445, time.Duration(info.Timeout)*time.Second
 	addr := fmt.Sprintf("%s:%v", info.Host, port)
 	conn, err := net.DialTimeout("tcp", addr, timeout)
+	defer func() {
+		if conn != nil{
+			conn.Close()
+		}
+	}()
 	if err != nil {
 		return err
 	}
@@ -117,7 +122,6 @@ func SmbGhostScan(info *common.HostInfo) error {
 	if err != nil {
 		return err
 	}
-	defer conn.Close()
 	if bytes.Contains(buff[:n], []byte("Public")) == true {
 		result := fmt.Sprintf("[+] %v CVE-2020-0796 SmbGhost Vulnerable", ip)
 		common.LogSuccess(result)