mirror of
https://github.com/shadow1ng/fscan.git
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109 lines
2.7 KiB
Go
109 lines
2.7 KiB
Go
package Plugins
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import (
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"fmt"
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"github.com/IBM/sarama"
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"github.com/shadow1ng/fscan/Common"
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"strings"
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"time"
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)
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// KafkaScan 执行 Kafka 服务扫描
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func KafkaScan(info *Common.HostInfo) (tmperr error) {
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if Common.DisableBrute {
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return
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}
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starttime := time.Now().Unix()
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// 首先测试无认证访问
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flag, err := KafkaConn(info, "", "")
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if flag && err == nil {
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return err
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}
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// 尝试用户名密码组合
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for _, user := range Common.Userdict["kafka"] {
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for _, pass := range Common.Passwords {
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pass = strings.Replace(pass, "{user}", user, -1)
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flag, err := KafkaConn(info, user, pass)
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if flag && err == nil {
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return err
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}
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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)
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Common.LogError(errlog)
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tmperr = err
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if Common.CheckErrs(err) {
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return err
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}
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if time.Now().Unix()-starttime > (int64(len(Common.Userdict["kafka"])*len(Common.Passwords)) * Common.Timeout) {
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return err
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}
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}
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}
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return tmperr
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}
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// KafkaConn 尝试 Kafka 连接
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func KafkaConn(info *Common.HostInfo, user string, pass string) (bool, error) {
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host, port := info.Host, info.Ports
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timeout := time.Duration(Common.Timeout) * time.Second
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config := sarama.NewConfig()
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config.Net.DialTimeout = timeout
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config.Net.TLS.Enable = false
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config.Version = sarama.V2_0_0_0
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// 设置 SASL 配置
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if user != "" || pass != "" {
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config.Net.SASL.Enable = true
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config.Net.SASL.Mechanism = sarama.SASLTypePlaintext
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config.Net.SASL.User = user
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config.Net.SASL.Password = pass
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config.Net.SASL.Handshake = true
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}
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brokers := []string{fmt.Sprintf("%s:%s", host, port)}
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// 尝试作为消费者连接测试
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consumer, err := sarama.NewConsumer(brokers, config)
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if err == nil {
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defer consumer.Close()
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result := fmt.Sprintf("[+] Kafka服务 %v:%v ", host, port)
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if user != "" {
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result += fmt.Sprintf("爆破成功 用户名: %v 密码: %v", user, pass)
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} else {
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result += "无需认证即可访问"
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}
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Common.LogSuccess(result)
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return true, nil
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}
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// 如果消费者连接失败，尝试作为客户端连接
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client, err := sarama.NewClient(brokers, config)
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if err == nil {
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defer client.Close()
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result := fmt.Sprintf("[+] Kafka服务 %v:%v ", host, port)
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if user != "" {
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result += fmt.Sprintf("爆破成功 用户名: %v 密码: %v", user, pass)
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} else {
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result += "无需认证即可访问"
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}
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Common.LogSuccess(result)
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return true, nil
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}
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// 检查错误类型
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if strings.Contains(err.Error(), "SASL") ||
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strings.Contains(err.Error(), "authentication") ||
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strings.Contains(err.Error(), "credentials") {
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return false, fmt.Errorf("认证失败")
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}
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return false, err
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}
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