3 Apr 2020 he was a penetration tester for Amazon Web Services, Pickren received seven universal cross-site scripting (UXSS) CVEs in the browser.

[ Test Live PoC #3 ] Grabbing passwords pretty fast. In our previous UXSS we logged out the user to force Edge auto-complete the password, but I realized later that Edge will autocomplete any input-password box as long as it is in the proper domain and has this format (newlines/spaces not needed).

This is typical in some frameworks, although other security controls and good developer practices means it's unusual to find iframes capable of performing this attack within these privileged pages or SOP bypass / UXSS – More Adventures in a Domainless World (IE) March 20, 2017 A few months ago we’ve been playing with domainless about:blank pages on Edge. [ Test Live PoC #3 ] Grabbing passwords pretty fast. In our previous UXSS we logged out the user to force Edge auto-complete the password, but I realized later that Edge will autocomplete any input-password box as long as it is in the proper domain and has this format (newlines/spaces not needed). A proof-of-concept (PoC) exploit for the vulnerability, tested on Internet Explorer 11 running on Windows 7, was published by Leo over the weekend. The PoC shows how an external domain can alter the content of a website. In the demonstration, the text “Hacked by Deusen” is injected into the website of The Daily Mail.

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Contribute to Xbalien/uxss development by creating an account on GitHub. Among all kinds of XSS vulnerabilities, uXSS can be said to be a very special category, it is related to browser or browser plug-ins, and has nothing to do with specific websites. It's like you have a very interesting XSS (under a browser) on all websites. In this article, I will describe the uXSS found in Edge browser. UXSS Using Domainless URLs - Easy version [STEP 1] Click to change the top location to a domainless URL. Note: this PoC does not need interaction at all, In certain apps, this UXSS can be used to access privileged APIs, which can lead to other vulnerabilities.

Feb uXSS Safari Proof of Concept.

2017-05-04 · UXSS/SOP bypass on several programs that use the Trident (IE) engine.

From now on, every time we find a way to access a domainless blank (generally about:blank, but we can use others as well), we will have a UXSS. We are working with DevTools because I want to make sure that we completely understand what we are doing, but of course we don’t need it! Stand-Alone PoC. No DevTools Required. Let’s do it for real now.

Interestingly, this acts like a bookmark which means it bypasses CSP and noscript (a non-JS PoC can be done.) xssSetup.html (I am using https://addons. mozilla.

SOP bypass / UXSS htmlFile in IFrame (IE) February 6, 2017 Today we are going to explore a feature that has been present on Internet Explorer almost since its inception. Firefox V48.0 UXSS & Address Bar Spoofing In the PoC, you could find the google.com is spoofed and the same-origin police has been bypassed. Opera UXSS vulnerability regression By Eli Grey Jan 11, 2018 1 comment Opera users were vulnerable to a publicly-disclosed UXSS exploit for most of 2010-2012. WebKit: JSC: UXSS via JSObject::putInlineSlow and JSValue::putToPrimitive CVE-2017-7037 JSObject::putInlineSlow and JSValue::putToPrimitive use getPrototypeDirect instead of getPrototype to get an object's prototype. So JSDOMWindow::getPrototype which checks the Same Origin Policy is not called. 比如CVE-2011-3881 WebKitHTMLObjectElement UXSS漏洞，其对应的PoC代码 【如图2】 ： 图2：CVE-2011-3881 PoC代码 该漏洞主要由于HTMLPlugInImageElement::allowedToLoadFrameURL函数中对Javascript URL地址校验不足导致的跨域问题。 Video Downloader and Video Downloader Plus Chrome Extension Hijack Exploit - UXSS via CSP Bypass (~15.5 Million Affected) February 22, 2019.

Improvement UXSS preserves the basic XSS traits: exploit a vulnerability, execute malicious code, however there is a major difference: Unlike the common XSS attacks, UXSS is a type of attack that exploits client-side vulnerabilities in the browser or browser extensions in order to generate an XSS condition, and execute malicious code. UXSS/SOP bypass on Microsoft Edge Open/Data confusion PROOF OF CONCEPT The first two PoCs assume that the user has a Twitter/Facebook account with Edge password manager enabled (default). The same can be done with Paypal, your favorite bank account, or 90% of the sites in the planet (the ones that use iframes).
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Skipping step 2 will prevent us to save a usable reference. Skipping step 3 will allow IE to destroy the object.

A PoC for a UXSS vulnerability: https://blog.innerht.ml/ie-uxss/ - wjessop/UXSS_PoC Universal Cross Site Scripting PoC. This is a PoC for CVE-2015-0072 for sequentialy get the targeted websites cookies. Disclaimer. This Proof of Concept is for educational purpose only. Please do not use it against any system without prior permission.
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2016年9月14日 UXSS则主要源于浏览器或浏览器扩展程序的安全缺陷，不需要网站本身 中，但 一些之前出现在PC版chrome的WebKit漏洞在SDK中并未修复， 

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