diff --git a/pkg/cmd/ssh_aws.go b/pkg/cmd/ssh_aws.go
index a855bc64e..e7bf88c7d 100644
--- a/pkg/cmd/ssh_aws.go
+++ b/pkg/cmd/ssh_aws.go
@@ -124,7 +124,7 @@ func (a *AwsInstanceAttribute) fetchAwsAttributes(targetReader TargetReader, nod
 	if a.FlagProviderID != "" {
 		arguments = fmt.Sprintf("ec2 describe-instances --filters Name=instance-id,Values=" + a.FlagProviderID + " --query Reservations[*].Instances[*].{VpcId:VpcId}")
 	} else {
-		arguments = fmt.Sprintf("ec2 describe-instances --filters Name=network-interface.private-dns-name,Values=" + nodeName + " --query Reservations[*].Instances[*].{VpcId:VpcId}")
+		arguments = fmt.Sprintf("ec2 describe-subnets --filters Name=subnet-id,Values=" + a.SubnetID + " --query Subnets[*].{VpcId:VpcId}")
 	}
 	a.VpcID = strings.Trim(operate("aws", arguments), "\n")
 
@@ -135,10 +135,16 @@ func (a *AwsInstanceAttribute) fetchAwsAttributes(targetReader TargetReader, nod
 
 	if a.FlagProviderID != "" {
 		arguments = fmt.Sprintf("ec2 describe-instances --filters Name=instance-id,Values=" + a.FlagProviderID + " --query Reservations[*].Instances[*].{ImageId:ImageId}")
+		a.ImageID = strings.Trim(operate("aws", arguments), "\n")
 	} else {
 		arguments = fmt.Sprintf("ec2 describe-instances --filters Name=network-interface.private-dns-name,Values=" + nodeName + " --query Reservations[*].Instances[*].{ImageId:ImageId}")
+		imageIDList := strings.Split(strings.TrimSuffix(strings.Trim(operate("aws", arguments), "\n"), "\n"), "\n")
+		if len(imageIDList) < 1 {
+			fmt.Println("there's no Image in this instance")
+			os.Exit(1)
+		}
+		a.ImageID = imageIDList[0]
 	}
-	a.ImageID = strings.Trim(operate("aws", arguments), "\n")
 
 	a.KeyName = a.ShootName + "-ssh-publickey"
 	a.UserData = getBastionUserData(a.SSHPublicKey)
diff --git a/pkg/cmd/utils.go b/pkg/cmd/utils.go
index 1a94b1d3d..25d6c9b0c 100644
--- a/pkg/cmd/utils.go
+++ b/pkg/cmd/utils.go
@@ -353,10 +353,10 @@ func PrintoutObject(objectToPrint interface{}, writer io.Writer, outputFormat st
 	return nil
 }
 
-//CheckIPPortReachable check whether IP with port is reachable within 1 min
+//CheckIPPortReachable check whether IP with port is reachable within certain period of time
 func CheckIPPortReachable(ip string, port string) error {
 	attemptCount := 0
-	for attemptCount < 6 {
+	for attemptCount < 12 {
 		timeout := time.Second * 10
 		conn, _ := net.DialTimeout("tcp", net.JoinHostPort(ip, port), timeout)
 		if conn != nil {
@@ -364,6 +364,8 @@ func CheckIPPortReachable(ip string, port string) error {
 			fmt.Printf("IP %s port %s is reachable\n", ip, port)
 			return nil
 		}
+		fmt.Println("waiting for 10 seconds to retry")
+		time.Sleep(time.Second * 10)
 		attemptCount++
 	}
 	return fmt.Errorf("IP %s port %s is not reachable", ip, port)