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SecuritySophos

“MegaCortex” ransomware wants to be The One

Credit to Author: Andrew Brandt| Date: Fri, 03 May 2019 19:45:43 +0000

By Andrew Brandt A new ransomware that calls itself MegaCortex got a jolt of life on Wednesday as we detected a spike in the number of attacks against Sophos customers around the world, including in Italy, the United States, Canada, the Netherlands, Ireland, and France. The attackers delivering this new malware campaign employed sophisticated techiques [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/pFdm0BTbxug” height=”1″ width=”1″ alt=””/>

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SecuritySophos

CVE-2018-18500: write-after-free vulnerability in Firefox, Analysis and Exploitation

Credit to Author: Yaniv| Date: Thu, 18 Apr 2019 15:35:40 +0000

Editor&#8217;s note: This article is a technical description of a bug discovered by a member of the Offensive Research team at SophosLabs, and how the researcher created a proof-of-concept &#8220;Arbitrary Read/Write Primitive&#8221; exploit for this bug. The vulnerability was deemed critical by Mozilla&#8217;s bug tracking team and was patched in Firefox 65.0. It&#8217;s written for [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/oTcYk6i594c” height=”1″ width=”1″ alt=””/>

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SecuritySophos

CVE-2018-18500: Heap write-after-free in Firefox, Analysis and Exploitation

Credit to Author: Yaniv| Date: Thu, 18 Apr 2019 15:35:40 +0000

Editor&#8217;s note: This article is a technical description of a bug discovered by a member of the Offensive Research team at SophosLabs, and how the researcher created a proof-of-concept &#8220;Arbitrary Read/Write Primitive&#8221; exploit for this bug. The vulnerability was deemed critical by Mozilla&#8217;s bug tracking team and was patched in Firefox 65.0. It&#8217;s written for [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/oTcYk6i594c” height=”1″ width=”1″ alt=””/>

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SecuritySophos

Protected: CVE-2018-18500: Heap write-after-free in Firefox, Analysis and Exploitation

Credit to Author: Yaniv| Date: Thu, 18 Apr 2019 15:35:40 +0000

Editor&#8217;s note: This article is a technical description of a bug discovered by a member of the Offensive Research team at SophosLabs, and how the researcher created a proof-of-concept &#8220;Arbitrary Read/Write Primitive&#8221; exploit for this bug. The vulnerability was deemed critical by Mozilla&#8217;s bug tracking team and was patched in Firefox 65.0. It&#8217;s written for [&#8230;]<img src=”http://feeds.feedburner.com/~r/sophos/dgdY/~4/oTcYk6i594c” height=”1″ width=”1″ alt=””/>

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