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Merge pull request #215 from edoardottt/devel
Automatic Prototype Pollution Exploitation #200
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| /* | ||
| pphack - The Most Advanced Client-Side Prototype Pollution Scanner | ||
| This repository is under MIT License https://github.com/edoardottt/pphack/blob/main/LICENSE | ||
| */ | ||
|
|
||
| package exploit | ||
|
|
||
| import ( | ||
| "context" | ||
| _ "embed" | ||
| "encoding/json" | ||
| "errors" | ||
| "log" | ||
| "strings" | ||
| "sync" | ||
| "time" | ||
|
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| "github.com/chromedp/cdproto/page" | ||
| "github.com/chromedp/chromedp" | ||
| "github.com/projectdiscovery/gologger" | ||
| ) | ||
|
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| var ( | ||
| //go:embed exploits.json | ||
| exploitsJSON string | ||
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| //go:embed fingerprint.js | ||
| Fingerprint string | ||
|
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| exploits map[string]Product | ||
| ErrProductNotFound = errors.New("product not found") | ||
| ) | ||
|
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| type Product struct { | ||
| Reference string `json:"reference"` | ||
| Exploits []struct { | ||
| Payload string `json:"payload"` | ||
| Verifiable string `json:"verifiable"` | ||
| } `json:"exploits"` | ||
| } | ||
|
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| func init() { | ||
| if err := json.Unmarshal([]byte(exploitsJSON), &exploits); err != nil { | ||
| log.Fatal("error while unmarshaling exploits.json") | ||
| } | ||
| } | ||
|
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| // CheckExploit tries to find a working Proof of Concept for an actual exploit (XSS). | ||
| func CheckExploit(pctx context.Context, chromedpTasks chromedp.Tasks, fingerprint []string, | ||
| targetURL string, verbose bool, timeout int) ([]string, error) { | ||
| var ( | ||
| result []string | ||
| wg sync.WaitGroup | ||
| ) | ||
|
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| target := strings.Split(targetURL, "?") | ||
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| for _, product := range fingerprint { | ||
| wg.Add(1) | ||
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| info, err := GetProductInfo(product) | ||
| if err != nil && verbose { | ||
| gologger.Error().Msg(err.Error()) | ||
| } | ||
|
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| go func() { | ||
| for _, exploit := range info.Exploits { | ||
| ctx, cancel := context.WithTimeout(pctx, time.Second*time.Duration(timeout)) | ||
| ctx, _ = chromedp.NewContext(ctx) | ||
|
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| chromedp.ListenTarget(ctx, func(ev interface{}) { | ||
| if ev, ok := ev.(*page.EventJavascriptDialogOpening); ok { | ||
| result = append(result, ev.URL) | ||
|
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| cancel() | ||
| } | ||
| }) | ||
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| chromedpTasksa := append(chromedpTasks, chromedp.Navigate(target[0]+exploit.Payload)) | ||
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| err = chromedp.Run(ctx, chromedpTasksa) | ||
|
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| if err != nil && verbose { | ||
| gologger.Error().Msg(err.Error()) | ||
| } | ||
|
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| cancel() | ||
| } | ||
|
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| wg.Done() | ||
| }() | ||
| } | ||
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| wg.Wait() | ||
|
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| return result, nil | ||
| } |
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