feat: 增加Kafka扫描

Plugins/Kafka.go

@@ -0,0 +1,101 @@
+package Plugins
+
+import (
+	"fmt"
+	"github.com/IBM/sarama"
+	"github.com/shadow1ng/fscan/Common"
+	"strings"
+	"time"
+)
+
+// KafkaScan 执行 Kafka 服务扫描
+func KafkaScan(info *Common.HostInfo) (tmperr error) {
+	if Common.DisableBrute {
+		return
+	}
+
+	starttime := time.Now().Unix()
+
+	// 首先测试无认证访问
+	flag, err := KafkaConn(info, "", "")
+	if flag && err == nil {
+		return err
+	}
+
+	// 尝试用户名密码组合
+	for _, user := range Common.Userdict["kafka"] {
+		for _, pass := range Common.Passwords {
+			pass = strings.Replace(pass, "{user}", user, -1)
+
+			flag, err := KafkaConn(info, user, pass)
+			if flag && err == nil {
+				return err
+			}
+
+			errlog := fmt.Sprintf("[-] Kafka服务 %v:%v 尝试失败 用户名: %v 密码: %v 错误: %v", info.Host, info.Ports, user, pass, err)
+			Common.LogError(errlog)
+			tmperr = err
+
+			if Common.CheckErrs(err) {
+				return err
+			}
+
+			if time.Now().Unix()-starttime > (int64(len(Common.Userdict["kafka"])*len(Common.Passwords)) * Common.Timeout) {
+				return err
+			}
+		}
+	}
+	return tmperr
+}
+
+// KafkaConn 尝试 Kafka 连接
+func KafkaConn(info *Common.HostInfo, user string, pass string) (bool, error) {
+	host, port := info.Host, info.Ports
+	timeout := time.Duration(Common.Timeout) * time.Second
+
+	// 配置Kafka客户端
+	config := sarama.NewConfig()
+	config.Net.DialTimeout = timeout
+
+	// 禁用TLS
+	config.Net.TLS.Enable = false
+	config.Version = sarama.V2_0_0_0 // 设置一个通用版本
+
+	// 如果提供了认证信息
+	if user != "" || pass != "" {
+		config.Net.SASL.Enable = true
+		config.Net.SASL.Mechanism = sarama.SASLTypePlaintext
+		config.Net.SASL.User = user
+		config.Net.SASL.Password = pass
+	}
+
+	// 构造broker列表
+	brokers := []string{fmt.Sprintf("%s:%s", host, port)}
+
+	// 尝试创建客户端
+	client, err := sarama.NewClient(brokers, config)
+	if err != nil {
+		return false, err
+	}
+	defer client.Close()
+
+	// 尝试获取topics列表来验证连接
+	topics, err := client.Topics()
+	if err != nil {
+		return false, err
+	}
+
+	// 如果成功连接并获取topics
+	if len(topics) >= 0 {
+		result := fmt.Sprintf("[+] Kafka服务 %v:%v ", host, port)
+		if user != "" {
+			result += fmt.Sprintf("爆破成功 用户名: %v 密码: %v", user, pass)
+		} else {
+			result += "无需认证即可访问"
+		}
+		Common.LogSuccess(result)
+		return true, nil
+	}
+
+	return false, fmt.Errorf("认证失败")
+}