The Hacker News Logo
Subscribe to Newsletter

The Hacker News - Cybersecurity News and Analysis: google researcher

Google Researcher Reveals Zero-Day Windows 8.1 Vulnerability

Google Researcher Reveals Zero-Day Windows 8.1 Vulnerability

January 02, 2015Swati Khandelwal
A Google security researcher, ' James Forshaw ' has discovered a privilege escalation vulnerability in Windows 8.1 that could allow a hacker to modify contents or even to take over victims' computers completely, leaving millions of users vulnerable. The researcher also provided a Proof of Concept (PoC) program for the vulnerability. Forshaw says that he has tested the PoC only on an updated Windows 8.1 and that it is unclear whether earlier versions, specifically Windows 7, are vulnerable. Forshaw unearthed the bug in September 2014 and thereby notified on the Google Security Research mailing list about the bug on 30th September. Now, after 90 days disclosure deadline the vulnerability and Proof of Concept program was made public on Wednesday. The vulnerability resides in the function AhcVerifyAdminContext , an internal function and not a public API which actually checks whether the user is an administrator. "This function has a vulnerability where i
Internet Explorer vulnerability exposed by Google Researcher used in targeted attacks

Internet Explorer vulnerability exposed by Google Researcher used in targeted attacks

July 10, 2013Mohit Kumar
Google and Microsoft are at each other's throats again. In a recent statement, Microsoft says hackers have been actively exploiting a vulnerability that was publicly disclosed by a Google researcher,  Tavis Ormandy . Microsoft addressed the vulnerability in its monthly " Patch Tuesday " package of fixes for July. Tavis Ormandy revealed the vulnerability in Windows 7 and 8 allows local users to obtain escalated privileges , making it easier for a hacker to compromise a system. Ormandy has been criticized by Microsoft and some in the security community who subscribe to the practice that a vulnerability shouldn't be made public until a software maker has an opportunity to fix it. Ormandy said that Microsoft " treat vulnerability researchers with great hostility " and are " often very difficult to work with ". He also advised researchers to use pseudonyms when dealing with the software giants. In 2012, Tavis accused Sophos of " poor development practices
Online Courses and Software

Sign up for cybersecurity newsletter and get latest news updates delivered straight to your inbox daily.