WebKit HTMLObjectElement::updateWidget Universal XSS

WebKit: UXSS through HTMLObjectElement::updateWidget CVE-2017-2493 When an object element loads a JavaScript URLe.g., javascript:alert1, it checks whether it violate the Same Origin Policy or not. Here's some snippets of the logic. void HTMLObjectElement::updateWidgetCreatePlugins createPlugins...

Apple Safari 10.0.3(12602.4.8) / WebKit - HTMLObjectElement::updateWidget Universal Cross-Site Scrip

Exploit for multiple platform in category dos / poc url; ... if !allowedToLoadFrameURLurl return; ... bool beforeLoadAllowedLoad = guardedDispatchBeforeLoadEventurl; ... bool success = beforeLoadAllowedLoad && hasValidClassId; if success success = requestObjecturl, serviceType, paramNames,...

Chrome Universal XSS via the unload_event module (CVE-2015-6769)

VULNERABILITY DETAILS From /WebKit/Source/core/loader/DocumentLoader.cpp: PassRefPtrWillBeRawPtr DocumentLoader::createWriterForconst Document ownerDocument, const DocumentInit& init, ... LocalFrame frame = init.frame; ASSERT!frame-document || !frame-document-isActive; ASSERTframe-tree.childCount...

Apple WebKit / Safari 10.0.3 (12602.4.8) - Synchronous Page Load Universal Cross-Site Scripting

URL scriptURL; URL url; if protocolIsJavaScripturlString scriptURL = completeURLurlString; // completeURL encodes the URL. url = blankURL; else url = completeURLurlString; if shouldConvertInvalidURLsToBlank && !url.isValid url = blankURL; Frame frame = loadOrRedirectSubframeownerElement, url,...

WebKit Synchronous Page Load UXSS

WebKit: UXSS via a synchronous page load CVE-2017-2480 Here's a snippet of the method SubframeLoader::requestFrame which is invoked when the |src| of an iframe object is changed. bool SubframeLoader::requestFrameHTMLFrameOwnerElement& ownerElement, const String& urlString, const AtomicString&...

WebKit: UXSS via a synchronous page load（CVE-2017-2480）

Here's a snippet of the method SubframeLoader::requestFrame which is invoked when the |src| of an iframe object is changed. bool SubframeLoader::requestFrameHTMLFrameOwnerElement& ownerElement, const String& urlString, const AtomicString& frameName, LockHistory lockHistory, LockBackForwardList...

Microsoft Internet Explorer Elevation of Privilege Vulnerability (CVE-2017-0154)

Original link: a Broken Browser Original author: Manuel Caballero Translation: Holic know Chong Yu 404 security lab Today we know from Internet Explorer since the birth there has been function. This feature allows the Web Developer instance of the external object, and therefore be the attacker to...

Microsoft Edge Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists when Microsoft Edge improperly handles requests of different origins. The vulnerability allows Microsoft Edge to bypass Same-Origin Policy SOP restrictions, and to allow requests that should otherwise be ignored. An attacker who successfully exploite...

Microsoft Edge Security Feature Bypass (MS17-007: CVE-2017-0140)

Security feature bypass exists in Microsoft Edge. The vulnerability is due to a breach in the way Microsoft Edge implements SOP Same Origin Policy for HTML elements present in other browser windows. A remote attacker could exploit this vulnerability by enticing a user to visit a maliciously craft...

HackerOne: Information leakage via CSV when content is valid JavaScript

Summary: The function "Download as CSV" might leak information to 3rd domains. The exploitation seems unlikely and purely theoretical but it might work in some cases. Description Include Impact: Take downloading payments as CSV, for example, which is recently launched. The response to...

Dell SonicWALL Global Management System GMS 8.1 Adobe Flex SOP Bypass Vulnerability

Dell SonicWALL GMS versions 8.1 and below are compiled with a vulnerable version of Adobe Flex SDK allowing for same-origin request forgery and cross-site content hijacking i? Dell SonicWALL Global Management System GMS 8.1 Adobe Flex SOP Bypass Vendor: Dell Inc. Product web page:...

Dell SonicWALL Global Management System (GMS) 8.1 Adobe Flex SOP Bypass

Summary Provide your organization, distributed enterprise or managed service offering with an intuitive, powerful way to rapidly deploy and centrally manage SonicWall solutions, with SonicWall GMS. Get more value from your firewall, secure remote access, anti-spam, and backup and recovery solutio...

Sop to Http - Base64 encoded String, Customized SSL, Dangerous filesystem permissions vulnerabilities

HackApp vulnerability scanner discovered that application Sop to Http published at the 'play' market has multiple vulnerabilities...

HackerOne: CSRF possible when SOP Bypass/UXSS is available

Description If an attacker could extract content from https://hackerone.com, they could perform CSRF attacks due to the fact that: 1. Some pages prints the token in the HTML response edit user form at https://hackerone.com/settings/profile/edit 2. Tokens aren't bound per action 3. PATCH/DELETE ca...

Flash Boundless Tunes - Universal SOP Bypass Through ActionSctipts Sound Object

Flash Boundless Tunes - Universal SOP Bypass Through ActionSctipts Sound Object Source: https://code.google.com/p/google-security-research/issues/detail?id=354&can=1&q=label%3AProduct-Flash%20modified-after%3A2015%2F8%2F17&sort=id 90-day deadline tracking for...

Apple Safari SOP bypass (CVE-2015-3753)

Damien Antipa and me love browser security. Hence we always keep up to date on what is going on this field. Few months ago Christian Schneider blogged about Chrome SOP Bypass with SVG. We decided to poke some other browser using the same technique and the outcome was CVE-2015-3753. The SOP-bypass...

openSUSE: Security Advisory for Chromium (openSUSE-SU-2015:1287-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

FreeBSD : chromium -- multiple vulnerabilities (9d732078-32c7-11e5-b263-00262d5ed8ee)

Google Chrome Releases reports : 43 security fixes in this release, including : - 446032 High CVE-2015-1271: Heap-buffer-overflow in pdfium. Credit to cloudfuzzer. - 459215 High CVE-2015-1273: Heap-buffer-overflow in pdfium. Credit to makosoft. - 461858 High CVE-2015-1274: Settings allowed...

Internet Bug Bounty: Wrong Handling of Content-Type allows Flash injection and Rosseta flash patch bypass

Hey, I spent some time reversing the mitigation of Rosetta Flash. This research helped me to discover a very interesting bug: Adobe Flash player uses "string searching" similar to indexOf over the entire response's "Content-Type" header value to match the "application/x-shockwave-flash" string...

Stable Channel Update

The Chrome team is delighted to announce the promotion of Chrome 44 to the stable channel for Windows, Mac and Linux. Chrome 44.0.2403.89 contains a number of fixes and improvements, including: A number of new apps/extension APIs Lots of under the hood changes for stability and performance A list...