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https://github.com/carlospolop/hacktricks
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56 lines
4.5 KiB
Markdown
56 lines
4.5 KiB
Markdown
# Chrome Cache to XSS
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{% hint style="success" %}
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Learn & practice AWS Hacking:<img src="/.gitbook/assets/arte.png" alt="" data-size="line">[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)<img src="/.gitbook/assets/arte.png" alt="" data-size="line">\
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Learn & practice GCP Hacking: <img src="/.gitbook/assets/grte.png" alt="" data-size="line">[**HackTricks Training GCP Red Team Expert (GRTE)**<img src="/.gitbook/assets/grte.png" alt="" data-size="line">](https://training.hacktricks.xyz/courses/grte)
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<details>
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<summary>Support HackTricks</summary>
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* Check the [**subscription plans**](https://github.com/sponsors/carlospolop)!
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* **Join the** 💬 [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** us on **Twitter** 🐦 [**@hacktricks\_live**](https://twitter.com/hacktricks\_live)**.**
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* **Share hacking tricks by submitting PRs to the** [**HackTricks**](https://github.com/carlospolop/hacktricks) and [**HackTricks Cloud**](https://github.com/carlospolop/hacktricks-cloud) github repos.
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</details>
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{% endhint %}
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Maelezo ya kina zaidi [**katika andiko hili**](https://blog.arkark.dev/2022/11/18/seccon-en/#web-spanote).
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Teknolojia inayozungumziwa hapa inahusisha kuelewa tabia na mwingiliano wa aina mbili kuu za cache: **back/forward cache (bfcache)** na **disk cache**. Bfcache, ambayo inahifadhi picha kamili ya ukurasa ikiwa ni pamoja na JavaScript heap, inapewa kipaumbele juu ya disk cache kwa ajili ya urambazaji wa nyuma/mbele kutokana na uwezo wake wa kuhifadhi picha kamili zaidi. Disk cache, kinyume chake, inahifadhi rasilimali zilizopatikana kutoka mtandao bila kujumuisha JavaScript heap, na inatumika kwa urambazaji wa nyuma/mbele ili kupunguza gharama za mawasiliano. Kipengele cha kuvutia cha disk cache ni kujumuisha rasilimali zilizopatikana kwa kutumia `fetch`, ikimaanisha rasilimali za URL zilizofikiwa zitaonyeshwa na kivinjari kutoka kwenye cache.
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### Mambo Muhimu:
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- **bfcache** ina kipaumbele juu ya disk cache katika urambazaji wa nyuma/mbele.
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- Ili kutumia ukurasa uliohifadhiwa kwenye disk cache badala ya bfcache, bfcache inapaswa kuzuiliwa.
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### Kuzuilia bfcache:
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Kwa kawaida, Puppeteer inazuilia bfcache, ikilingana na masharti yaliyoorodheshwa katika nyaraka za Chromium. Njia moja yenye ufanisi ya kuzuilia bfcache ni kupitia matumizi ya `RelatedActiveContentsExist`, ambayo inapatikana kwa kufungua ukurasa kwa kutumia `window.open()` ambayo inahifadhi rejeleo kwa `window.opener`.
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### Kurejesha tabia:
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1. Tembelea ukurasa wa wavuti, mfano, `https://example.com`.
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2. Teua `open("http://spanote.seccon.games:3000/api/token")`, ambayo inasababisha jibu la seva lenye msimbo wa hali 500.
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3. Katika tab mpya iliyofunguliwa, tembelea `http://spanote.seccon.games:3000/`. Kitendo hiki kinahifadhi jibu la `http://spanote.seccon.games:3000/api/token` kama disk cache.
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4. Tumia `history.back()` kurudi nyuma. Kitendo hiki kinapelekea kuonyeshwa kwa jibu la JSON lililohifadhiwa kwenye ukurasa.
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Uthibitisho kwamba disk cache ilitumika unaweza kuthibitishwa kupitia matumizi ya DevTools katika Google Chrome.
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Kwa maelezo zaidi kuhusu bfcache na disk cache, viungo vinaweza kupatikana katika [web.dev kuhusu bfcache](https://web.dev/i18n/en/bfcache/) na [nyaraka za muundo za Chromium kuhusu disk cache](https://www.chromium.org/developers/design-documents/network-stack/disk-cache/), mtawalia.
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{% hint style="success" %}
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Learn & practice AWS Hacking:<img src="/.gitbook/assets/arte.png" alt="" data-size="line">[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)<img src="/.gitbook/assets/arte.png" alt="" data-size="line">\
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Learn & practice GCP Hacking: <img src="/.gitbook/assets/grte.png" alt="" data-size="line">[**HackTricks Training GCP Red Team Expert (GRTE)**<img src="/.gitbook/assets/grte.png" alt="" data-size="line">](https://training.hacktricks.xyz/courses/grte)
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<details>
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<summary>Support HackTricks</summary>
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* Check the [**subscription plans**](https://github.com/sponsors/carlospolop)!
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* **Join the** 💬 [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** us on **Twitter** 🐦 [**@hacktricks\_live**](https://twitter.com/hacktricks\_live)**.**
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* **Share hacking tricks by submitting PRs to the** [**HackTricks**](https://github.com/carlospolop/hacktricks) and [**HackTricks Cloud**](https://github.com/carlospolop/hacktricks-cloud) github repos.
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</details>
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{% endhint %}
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