569 matches found
A day^W^W Several months in the life of Project Zero - Part 1: The Chrome bug of suffering
Posted by Sergei Glazunov and Mark Brand, Project Zero Introduction It was a normal week in the Project Zero office when we got an interesting email from the Chrome team — they’d been looking into a serious crash that was happening occasionally on Android builds of Chrome, but hadn’t made much...
CVE-2020-0674
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka ‘Scripting Engine Memory Corruption Vulnerability’. This CVE ID is unique from CVE-2020-0673, CVE-2020-0710, CVE-2020-0711, CVE-2020-0712, CVE-2020-0713,...
Stable Channel Update for Desktop
The stable channel has been updated to 79.0.3945.130 for Windows, Mac, and Linux, which will roll out over the coming days/weeks. A list of all changes is available in the log. Interested in switching release channels? Find out how. If you find a new issue, please let us know by filing a bug. The...
Citrix ADC (NetScaler) Directory Traversal / Remote Code Execution
This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Citrix ADC NetScaler Directory Traversal RCE', 'Description' = %q This module exploits a directory traversal in Citrix Application Delivery...
Unpatched Citrix Flaw Now Has PoC Exploits
Proof-of-concept PoC exploit code has been released for an unpatched remote-code-execution vulnerability in the Citrix Application Delivery Controller ADC and Citrix Gateway products. The vulnerability CVE-2019-19781, which Threatpost reported on in December, already packs a double-punch in terms...
Google Ditches Patch-Time Bug Disclosure in Favor of 90-Day Policy
Google’s Project Zero bug-hunting team is making a big change to its vulnerability disclosure policies. Full details on any vulnerability will be made public 90 days after discovery, regardless of when the bug is fixed. That means that whether it’s patched on Day 20 or Day 120, bug details will g...
Policy and Disclosure: 2020 Edition
Posted by Tim Willis, Project Zero At Project Zero, we spend a lot of time discussing and evaluating vulnerability disclosure policies and their consequences for users, vendors, fellow security researchers, and software security norms of the the larger industry. We're very happy with how well our...
Citrix ADC (NetScaler) Directory Traversal RCE
This module exploits a directory traversal in Citrix Application Delivery Controller ADC, aka NetScaler, and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0, to execute an arbitrary command payload. Module Options msf use exploit/freebsd/http/citrix/dirtraversalrce msf undefineddirtraversalrce show...
SockPuppet: A Walkthrough of a Kernel Exploit for iOS 12.4
Posted by Ned Williamson, 20% on Project Zero Introduction I have a somewhat unique opportunity in this writeup to highlight my experience as an iOS research newcomer. Many high quality iOS kernel exploitation writeups have been published, but those often feature weaker initial primitives combine...
CVE-2019-1458
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka ‘Win32k Elevation of Privilege Vulnerability’. Recent assessments: gwillcox-r7 at October 19, 2020 5:31pm UTC reported: Known as WizardOpium for its use in the...
CVE-2019-17007
In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service...
Microsoft Patches RCE Bug Actively Under Attack
A critical bug in a Microsoft scripting engine, under active attack, has been patched as part of Microsoft’s Patch Tuesday security roundup. The vulnerability exists in Internet Explorer and allows an attacker to execute rogue code if a victim is coaxed into visiting a malicious web page, or, if...
Signal Messenger Bug Lets Callers Auto-Connect Calls Without Receivers' Interaction
Almost every application contains security vulnerabilities, some of which you may find today, but others would remain invisible until someone else finds and exploits them—which is the harsh reality of cybersecurity and its current state. And when we say this, Signal Private Messenger —promoted as...
Google Warns of Android Zero-Day Bug Under Active Attack
Google is warning of an Android zero-day flaw actively being exploited in the wild, which gives an attacker full control over 18 phone models including its flagship Pixel handset and devices made by Samsung, Huawei and Xiaomi. Google’s Project Zero warned late Thursday that it suspected the...
WebKit - Universal XSS Using Cached Pages
WebKit - Universal XSS Using Cached Pages VULNERABILITY DETAILS void FrameLoader::detachChildren ... SubframeLoadingDisabler subframeLoadingDisablermframe.document; // 1 Vector, 16 childrenToDetach; childrenToDetach.reserveInitialCapacitymframe.tree.childCount; for Frame child =...
WebKit - Universal XSS Using Cached Pages Exploit
VULNERABILITY DETAILS void FrameLoader::detachChildren ... SubframeLoadingDisabler subframeLoadingDisablermframe.document; // 1 Vector, 16 childrenToDetach; childrenToDetach.reserveInitialCapacitymframe.tree.childCount; for Frame child = mframe.tree.lastChild; child; child =...
WebKit - User-agent Shadow root Leak in WebCore::ReplacementFragment::ReplacementFragment
WebKit - User-agent Shadow root Leak in WebCore::ReplacementFragment::ReplacementFragment ReplacementFragment::insertFragmentForTestRenderingNode rootEditableElement auto holder = createDefaultParagraphElementdocument; holder-appendChildmfragment; rootEditableElement-appendChildholder; // 2...
WebKit - User-agent Shadow root Leak in WebCore::ReplacementFragment::ReplacementFragment
ReplacementFragment::insertFragmentForTestRenderingNode rootEditableElement auto holder = createDefaultParagraphElementdocument; holder-appendChildmfragment; rootEditableElement-appendChildholder; // 2 document.updateLayoutIgnorePendingStylesheets; return holder;...
About the security content of iOS 12.4.2
About the security content of iOS 12.4.2 This document describes the security content of iOS 12.4.2. About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available...
