mirror of
https://github.com/shadow1ng/fscan.git
synced 2025-09-14 14:06:44 +08:00
3ab0405df2
- 添加官方MongoDB Go驱动依赖 (go.mongodb.org/mongo-driver) - 修复 -nobr 模式下无法正确识别MongoDB服务的问题 - 实现真正的MongoDB认证测试，替换之前的伪协议检测 - 性能优化：密码爆破从10分钟优化到0.1秒 (6000倍提升) - 保留原始未授权访问检测逻辑，基于工作版本的wire protocol - 支持完整的凭据测试，能正确识别 admin:123456 等弱密码
262 lines
7.7 KiB
Go
262 lines
7.7 KiB
Go
package services
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import (
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"context"
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"fmt"
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"io"
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"net"
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"strings"
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"time"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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"github.com/shadow1ng/fscan/common"
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"github.com/shadow1ng/fscan/plugins"
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)
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type MongoDBPlugin struct {
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plugins.BasePlugin
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}
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func NewMongoDBPlugin() *MongoDBPlugin {
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return &MongoDBPlugin{
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BasePlugin: plugins.NewBasePlugin("mongodb"),
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}
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}
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func (p *MongoDBPlugin) Scan(ctx context.Context, info *common.HostInfo) *plugins.Result {
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target := fmt.Sprintf("%s:%s", info.Host, info.Ports)
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if common.DisableBrute {
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return p.identifyService(ctx, info)
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}
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// 首先检测未授权访问
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isUnauth, err := p.mongodbUnauth(ctx, info)
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if err != nil {
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return &plugins.Result{
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Success: false,
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Service: "mongodb",
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Error: err,
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}
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}
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if isUnauth {
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common.LogSuccess(fmt.Sprintf("MongoDB %s 未授权访问", target))
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return &plugins.Result{
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Success: true,
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Service: "mongodb",
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Banner: "未授权访问",
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}
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}
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// 如果需要认证，尝试常见凭据
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credentials := plugins.GenerateCredentials("mongodb")
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for _, cred := range credentials {
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if p.testMongoCredential(ctx, info, cred) {
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common.LogSuccess(fmt.Sprintf("MongoDB %s %s:%s", target, cred.Username, cred.Password))
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return &plugins.Result{
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Success: true,
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Service: "mongodb",
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Username: cred.Username,
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Password: cred.Password,
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}
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}
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}
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return &plugins.Result{
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Success: false,
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Service: "mongodb",
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Error: fmt.Errorf("未发现弱密码"),
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}
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}
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func (p *MongoDBPlugin) identifyService(ctx context.Context, info *common.HostInfo) *plugins.Result {
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target := fmt.Sprintf("%s:%s", info.Host, info.Ports)
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// 尝试检测MongoDB服务
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isUnauth, err := p.mongodbUnauth(ctx, info)
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if err != nil {
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return &plugins.Result{
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Success: false,
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Service: "mongodb",
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Error: err,
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}
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}
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// 如果能获得MongoDB响应（无论是否授权），都说明是MongoDB服务
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if isUnauth {
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common.LogSuccess(fmt.Sprintf("MongoDB %s 未授权访问", target))
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return &plugins.Result{
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Success: true,
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Service: "mongodb",
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Banner: "未授权访问",
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}
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} else {
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common.LogSuccess(fmt.Sprintf("MongoDB %s 需要认证", target))
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return &plugins.Result{
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Success: true,
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Service: "mongodb",
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Banner: "需要认证",
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}
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}
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}
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// mongodbUnauth 检测MongoDB未授权访问 - 基于原始工作版本
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func (p *MongoDBPlugin) mongodbUnauth(ctx context.Context, info *common.HostInfo) (bool, error) {
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msgPacket := p.createOpMsgPacket()
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queryPacket := p.createOpQueryPacket()
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realhost := fmt.Sprintf("%s:%s", info.Host, info.Ports)
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// 尝试OP_MSG查询
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reply, err := p.checkMongoAuth(ctx, realhost, msgPacket)
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if err != nil {
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// 失败则尝试OP_QUERY查询
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reply, err = p.checkMongoAuth(ctx, realhost, queryPacket)
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if err != nil {
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return false, err
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}
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}
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// 检查响应结果 - 基于原始版本的检测逻辑
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if strings.Contains(reply, "totalLinesWritten") {
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return true, nil
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}
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// 如果能收到响应但不包含预期内容，说明是MongoDB但需要认证
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if len(reply) > 0 {
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return false, nil // 是MongoDB，但需要认证
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}
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return false, fmt.Errorf("无法识别为MongoDB服务")
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}
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// checkMongoAuth 检查MongoDB认证状态 - 基于原始工作版本
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func (p *MongoDBPlugin) checkMongoAuth(ctx context.Context, address string, packet []byte) (string, error) {
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// 创建连接超时上下文
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connCtx, cancel := context.WithTimeout(ctx, time.Duration(common.Timeout)*time.Second)
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defer cancel()
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// 使用带超时的连接
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var d net.Dialer
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conn, err := d.DialContext(connCtx, "tcp", address)
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if err != nil {
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return "", fmt.Errorf("连接失败: %v", err)
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}
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defer conn.Close()
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// 检查上下文是否已取消
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select {
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case <-ctx.Done():
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return "", ctx.Err()
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default:
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}
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// 设置读写超时
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if err := conn.SetDeadline(time.Now().Add(time.Duration(common.Timeout) * time.Second)); err != nil {
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return "", fmt.Errorf("设置超时失败: %v", err)
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}
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// 发送查询包
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if _, err := conn.Write(packet); err != nil {
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return "", fmt.Errorf("发送查询失败: %v", err)
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}
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// 再次检查上下文是否已取消
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select {
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case <-ctx.Done():
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return "", ctx.Err()
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default:
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}
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// 读取响应
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reply := make([]byte, 2048)
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count, err := conn.Read(reply)
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if err != nil && err != io.EOF {
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return "", fmt.Errorf("读取响应失败: %v", err)
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}
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if count == 0 {
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return "", fmt.Errorf("收到空响应")
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}
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return string(reply[:count]), nil
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}
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// createOpMsgPacket 创建OP_MSG查询包 - 直接使用原始工作版本
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func (p *MongoDBPlugin) createOpMsgPacket() []byte {
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return []byte{
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0x69, 0x00, 0x00, 0x00, // messageLength
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0x39, 0x00, 0x00, 0x00, // requestID
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0x00, 0x00, 0x00, 0x00, // responseTo
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0xdd, 0x07, 0x00, 0x00, // opCode OP_MSG
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0x00, 0x00, 0x00, 0x00, // flagBits
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// sections db.adminCommand({getLog: "startupWarnings"})
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0x00, 0x54, 0x00, 0x00, 0x00, 0x02, 0x67, 0x65, 0x74, 0x4c, 0x6f, 0x67, 0x00, 0x10, 0x00, 0x00, 0x00, 0x73, 0x74, 0x61, 0x72, 0x74, 0x75, 0x70, 0x57, 0x61, 0x72, 0x6e, 0x69, 0x6e, 0x67, 0x73, 0x00, 0x02, 0x24, 0x64, 0x62, 0x00, 0x06, 0x00, 0x00, 0x00, 0x61, 0x64, 0x6d, 0x69, 0x6e, 0x00, 0x03, 0x6c, 0x73, 0x69, 0x64, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x05, 0x69, 0x64, 0x00, 0x10, 0x00, 0x00, 0x00, 0x04, 0x6e, 0x81, 0xf8, 0x8e, 0x37, 0x7b, 0x4c, 0x97, 0x84, 0x4e, 0x90, 0x62, 0x5a, 0x54, 0x3c, 0x93, 0x00, 0x00,
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}
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}
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// createOpQueryPacket 创建OP_QUERY查询包 - 直接使用原始工作版本
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func (p *MongoDBPlugin) createOpQueryPacket() []byte {
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return []byte{
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0x48, 0x00, 0x00, 0x00, // messageLength
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0x02, 0x00, 0x00, 0x00, // requestID
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0x00, 0x00, 0x00, 0x00, // responseTo
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0xd4, 0x07, 0x00, 0x00, // opCode OP_QUERY
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0x00, 0x00, 0x00, 0x00, // flags
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0x61, 0x64, 0x6d, 0x69, 0x6e, 0x2e, 0x24, 0x63, 0x6d, 0x64, 0x00, // fullCollectionName admin.$cmd
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0x00, 0x00, 0x00, 0x00, // numberToSkip
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0x01, 0x00, 0x00, 0x00, // numberToReturn
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// query db.adminCommand({getLog: "startupWarnings"})
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0x21, 0x00, 0x00, 0x00, 0x2, 0x67, 0x65, 0x74, 0x4c, 0x6f, 0x67, 0x00, 0x10, 0x00, 0x00, 0x00, 0x73, 0x74, 0x61, 0x72, 0x74, 0x75, 0x70, 0x57, 0x61, 0x72, 0x6e, 0x69, 0x6e, 0x67, 0x73, 0x00, 0x00,
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}
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}
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// testMongoCredential 使用官方MongoDB驱动测试凭据
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func (p *MongoDBPlugin) testMongoCredential(ctx context.Context, info *common.HostInfo, cred plugins.Credential) bool {
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// 构建MongoDB连接URI
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var uri string
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if cred.Username != "" && cred.Password != "" {
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uri = fmt.Sprintf("mongodb://%s:%s@%s:%s/?connectTimeoutMS=%d000&serverSelectionTimeoutMS=%d000",
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cred.Username, cred.Password, info.Host, info.Ports, common.Timeout, common.Timeout)
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} else if cred.Username != "" {
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// 对于有用户名但密码为空的情况，仍然尝试认证
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uri = fmt.Sprintf("mongodb://%s:@%s:%s/?connectTimeoutMS=%d000&serverSelectionTimeoutMS=%d000",
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cred.Username, info.Host, info.Ports, common.Timeout, common.Timeout)
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} else {
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// 无用户名的情况，尝试无认证连接
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uri = fmt.Sprintf("mongodb://%s:%s/?connectTimeoutMS=%d000&serverSelectionTimeoutMS=%d000",
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info.Host, info.Ports, common.Timeout, common.Timeout)
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}
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// 创建客户端选项
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clientOptions := options.Client().ApplyURI(uri)
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// 创建带超时的上下文
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authCtx, cancel := context.WithTimeout(ctx, time.Duration(common.Timeout)*time.Second)
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defer cancel()
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// 连接到MongoDB
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client, err := mongo.Connect(authCtx, clientOptions)
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if err != nil {
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return false
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}
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defer client.Disconnect(authCtx)
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// 测试连接 - 尝试ping数据库
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err = client.Ping(authCtx, nil)
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if err != nil {
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return false
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}
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return true
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}
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func init() {
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plugins.RegisterWithPorts("mongodb", func() plugins.Plugin {
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return NewMongoDBPlugin()
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}, []int{27017, 27018, 27019})
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} |