Unpatched drive-by download flaw in Apple Safari browser

Summary:The issue is rated "highly critical" because of the risk of remote code execution attacks against Windows users.

A zero-day vulnerability in Apple's Safari browser could expose millions of Windows users to drive-by download malware attacks.  The flaw is currently unpatched.

According to an alert from Secunia, the issue is rated "highly critical" because of the risk of remote code execution attacks that can lead to complete system takeover.

From the advisory:

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The vulnerability is caused due to an error in the handling of parent windows and can result in a function call using an invalid pointer. This can be exploited to execute arbitrary code when a user e.g. visits a specially crafted web page and closes opened pop-up windows.

The vulnerability is confirmed in Safari version 4.0.5 for Windows. Other versions may also be affected, the company warned.

Topics: Windows, Apple, Browser, Operating Systems, Security, Software

About

Ryan Naraine is a journalist and social media enthusiast specializing in Internet and computer security issues. He is currently security evangelist at Kaspersky Lab, an anti-malware company with operations around the globe. He is taking a leadership role in developing the company's online community initiative around secure content managem... Full Bio

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