17-Year-Old Critical 'Wormable' RCE Vulnerability Impacts Windows DNS Servers

Cybersecurity researchers today disclosed a new highly critical "wormable" vulnerability—carrying a severity score of 10 out of 10 on the CVSS scale—affecting Windows Server versions 2003 to 2019. The 17-year-old remote code execution flaw CVE-2020-1350, dubbed 'SigRed ' by Check Point, could all...

Microsoft Patch Tuesday for July 2020 — Snort rules and prominent vulnerabilities

By Jon Munshaw. Microsoft released its monthly security update Tuesday, disclosing more than 120 vulnerabilities across its array of products. While only a few vulnerabilities are considered critical, users of all Microsoft and Windows products are urged to update their software as soon as possib...

Microsoft Patch Tuesday June 2020: The Bleeding Ghost of SMB

This time, Microsoft addressed 129 vulnerabilities: 11 critical and 118 important. In fact, in the file that I exported from the Microsoft website, I saw 2 more CVEs CVE-2020-1221, CVE-2020-1328 related to Microsoft Dynamics 365 on-premises. But there is no information on them on the Microsoft...

This Week in Security News: Microsoft June Patch Tuesday Fixes 129 Flaws in Largest-Ever Update and New Android Spyware ActionSpy Revealed via Phishing Attacks from Earth Empusa

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, learn about Microsoft’s largest-ever Patch Tuesday update including 129 CVEs. Also, read about a new Android Spyware dubbed ActionSpy. Read...

Threat Source newsletter for June 11, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. We are back this week with new content, mainly around Microsoft Patch Tuesday. We have our complete breakdown of all the vulns here, as well as in-depth information on two remote code execution vulnerabilities one of our researche...

Vulnerability Spotlight: Two code execution vulnerabilities in Microsoft Excel

Marcin “Icewall” Noga of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos researchers recently discovered two code execution vulnerabilities in Microsoft Excel. Microsoft released updates for these two bugs as part of their Patch Tuesday security update this week. Bo...

Microsoft June Patch Tuesday Fixes 129 Flaws in Largest-Ever Update

Microsoft has released patches for 129 vulnerabilities as part of its June Patch Tuesday updates – the highest number of CVEs ever released by Microsoft in a single month. Within the blockbuster security update, 11 critical remote code-execution flaws were patched in Windows, SharePoint server,...

June 2020 Patch Tuesday – 128 Vulns, 11 Critical, Sharepoint, Workstation, Adobe Patches

This month’s Microsoft Patch Tuesday addresses 128 vulnerabilities with 11 of them labeled as Critical. The 11 Critical vulnerabilities cover SharePoint server, Browsers, Scripting Engines, Windows, GDI+, OLE and LNK files. Adobe issued patches today for Experience Manager, Flash Player and...

This Week in Security News: How Researchers Used an App Store to Demonstrate Hacks on a Factory and Microsoft Again Surpasses 100 Vulnerabilities on Patch Tuesday

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, read about how researchers at Trend Micro used an app store to demonstrate hacks on a manufacturing facility. Also, learn about this month’s...

Microsoft Patch Tuesday — May 2020: Vulnerability disclosures and Snort coverage

By Jon Munshaw. Microsoft released its monthly security update today, disclosing vulnerabilities across many of its products and releasing corresponding updates. This month's Patch Tuesday covers 111 vulnerabilities. Fifteen of the flaws Microsoft disclosed are considered critical. There are also...

Microsoft Patch Tuesday May 2020: comments from VM vendors, promising stuff for phishing, troubles with SharePoint and lulz with Visual Studio

This will be my third Microsoft Patch Tuesday report in video and audio format. And for the third time in a row, Microsoft has addressed over a hundred vulnerabilities. With my Microsoft Patch Tuesday parser, it was possible to generate a report almost on the same day. But, of course, it takes mu...

Microsoft Patch Tuesday, May 2020 Edition

Microsoft today issued software updates to plug at least 111 security holes in Windows and Windows-based programs. None of the vulnerabilities were labeled as being publicly exploited or detailed prior to today, but as always if you're running Windows on any of your machines it's time once again ...

Microsoft Addresses 111 Bugs for May Patch Tuesday

Microsoft has released fixes for 111 security vulnerabilities in its May Patch Tuesday update, including 16 critical bugs and 96 that are rated important. Unlike other recent monthly updates from the computing giant this year, none of the flaws are publicly known or under active attack at the tim...

May 2020 Patch Tuesday – 111 Vulns, 16 Critical, SharePoint, VS Code, Adobe Patches

Continuing the trend of large Microsoft Patch Tuesdays, this month’s addresses 111 vulnerabilities with 16 of them labeled as Critical. The 16 Critical vulnerabilities cover SharePoint, Browsers, Scripting Engines, Media Foundation, Microsoft Graphics, Microsoft Color Management, and the VS Code...

Microsoft Patch Tuesday April 2020: my classification script, confusing RCE in Adobe Type Manager and updates for older vulnerabilities

Easiest task ever? Making the reviews of Microsoft Patch Tuesday vulnerabilities should be an easy task. All vulnerability data is publicly available. Even better, dozens of reviews have already been written. Just read them, combine and post. Right? Not really. In fact it is quite boring and...

Threat Source newsletter for April 16, 2020

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. It’s what — week 5 of this quarantine in the U.S.? Week 6? We’ve lost count. And so did the Beers with Talos guys. But lucky for you, th...

Microsoft Patch Tuesday — April 2020: Vulnerability disclosures and Snort coverage

By Jon Munshaw. Microsoft released its monthly security update today, disclosing vulnerabilities across many of its products and releasing corresponding updates. This month's Patch Tuesday covers 115 vulnerabilities. Nineteen of the flaws Microsoft disclosed are considered critical. The remainder...

April Patch Tuesday: Microsoft Battles 4 Bugs Under Active Exploit

Microsoft has released its April 2020 Patch Tuesday security updates, its first big patch update released since the work-from-home era truly got underway. It’s a doozie, with the tech giant disclosing 113 vulnerabilities. Out of these, 19 are rated as critical, and 94 are rated as important...

Microsoft Issues Patches for 3 Bugs Exploited as Zero-Day in the Wild

It's April 2020 Patch Tuesday , and during these challenging times of coronavirus pandemic, this month's patch management process would not go easy for many organizations where most of the resources are working remotely. Microsoft today released the latest batch of software security updates for a...

TFW you-get-really-excited-you-patch-diffed-a-0day-used-in-the-wild-but-then-find-out-it-is-the-wrong-vuln

Posted by Maddie Stone, Project Zero INTRODUCTION I’m really interested in 0-days exploited in the wild and what we, the security community, can learn about them to make 0-day hard. I explained some of Project Zero’s ideas and goals around in-the-wild 0-days in a November blog post. On December’s...