New UAF Vulnerability Affecting Microsoft Office to be Patched Today

Four security vulnerabilities discovered in the Microsoft Office suite, including Excel and Office online, could be potentially abused by bad actors to deliver attack code via Word and Excel documents. "Rooted from legacy code, the vulnerabilities could have granted an attacker the ability to...

Patch Tuesday - June 2021

It is another low volume Patch Tuesday this month as Microsoft releases fixes for 50 vulnerabilities. This should not diminish the importance of speedily applying the updates. 6 of the vulnerabilities being patched this month are 0-days under active exploitation CVE-2021-31955, CVE-2021-31956,...

June Patch Tuesday: Internet Explorer Finally Laid to Rest

The June 2021 Patch Tuesday cycle offers good news to both IT and website administrators...

A week in security (May 10 – 16)

Last week on Malwarebytes Labs, we watched and reported on the Colonial Pipeline ransomware attack as developments of its story unfolded. This attack triggered the White House to refine a planned Executive Order on cybersecurity. We also profiled DarkSide, the ransomware responsible for the...

This Week in Security News May 14, 2021

May Patch Tuesday Offers Relative Respite and What We Know About DarkSide Ransomware and the US Pipeline Attack...

Latest Microsoft Windows Updates Patch Dozens of Security Flaws

Microsoft on Tuesday rolled out its scheduled monthly security update with patches for 55 security flaws affecting Windows, Exchange Server, Internet Explorer, Office, Hyper-V, Visual Studio, and Skype for Business. Of these 55 bugs, four are rated as Critical, 50 are rated as Important, and one ...

Alert: Hackers Exploit Adobe Reader 0-Day Vulnerability in the Wild

Adobe has released Patch Tuesday updates for the month of May with fixes for multiple vulnerabilities spanning 12 different products, including a zero-day flaw affecting Adobe Reader that's actively exploited in the wild. The list of updated applications includes Adobe Experience Manager, Adobe...

Patch Tuesday - May 2021

Here we are again with another installment of Patch Tuesday. When compared to the past few months this one feels a bit light both in severity and number of vulnerabilities addressed. Microsoft has only released patches for 55 CVEs this month, less than half of the usual volume, with only 4 of the...

Microsoft & Adobe Patch Tuesday (May 2021) – Qualys covers 85 Vulnerabilities, 26 Critical

Microsoft Patch Tuesday – May 2021 Microsoft patched 55 CVEs in their May 2021 Patch Tuesday release, of which 4 are rated as critical severity. Three 0-day vulnerability patches were included in the release. As of this publication date, none have been exploited. Qualys released 12 QIDs on the sa...

Patch Tuesday Dashboard Template Release

We know that many security teams rely on Microsoft’s patch cycle to remediate vulnerabilities in their environments. However, every month , Patch Tuesday introduces numerous vulnerabilities and their solutions that apply to many, if not nearly all, devices. Keeping up with the deployment of these...

Wormable Windows Bug Opens Door to DoS, RCE

Microsoft’s May Patch Tuesday release addressed a modest 55 cybersecurity vulnerabilities, including just four critical bugs. It’s the smallest monthly update from the computing giant since 2020, but it does contain a patch for a concerning wormable vulnerability found in the Windows OS. The good...

Microsoft Patch Tuesday for May 2021 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Chris Neal. Microsoft released its monthly security update Tuesday, disclosing 55 vulnerabilities across its suite of products, the fewest in any month since January 2020. There are only three critical vulnerabilities patched in this month, while... This is...

May Patch Tuesday Offers Relative Respite

Compared to the previous months of 2021, this month’s Patch Tuesday cycle is a slight lull. Only 55 vulnerabilities were fixed this month, with only four of these classified as Critical...

NSA Discloses Vulnerabilities in Microsoft Exchange

Amongst the 100+ vulnerabilities patch in this months Patch Tuesday, there are four in Microsoft Exchange that were disclosed by the NSA...

This Week in Security News - April 16, 2021

April Patch Tuesday Sets Record High for 2021 and Fed Warns Cyber Threats Pose Danger to U.S Economy...

April 2021 Patch Tuesday – 108 Vulnerabilities, 19 Critical, Adobe

This month’s Microsoft Patch Tuesday addresses 108 vulnerabilities, of which 19 are rated critical severity and 88 are rated high severity. Adobe released patches for its Photoshop, Digital Editions, and Bridge products. CVE-2021-28310: Win32k Elevation of Privilege Vulnerability Microsoft releas...

Microsoft Has Busy April Patch Tuesday with Zero-Days, Exchange Fixes

Microsoft had its hands full Tuesday snuffing out five zero-day vulnerabilities, a flaw under active attack and applying more patches to its problem-plagued Microsoft Exchange Server software. In all, Microsoft released patches for 110 security holes, 19 classified critical in severity and 88...

Patch Tuesday - April 2021

Patch Tuesday is here again and there are more Exchange updates to apply! A total of 114 vulnerabilities were fixed this month with more than half of them affecting all versions of Windows, with about half of them being remote code execution bugs, and about a fifth of them being rated as critical...

Microsoft Patch Tuesday for April 2021 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Vanja Svajcer. Microsoft released its monthly security update Tuesday, disclosing 108 vulnerabilities across its suite of products, the most in any month so far this year. Four new remote code execution vulnerabilities in Microsoft Exchange Server are... Th...

April Patch Tuesday Sets Record High for 2021

April’s Patch Tuesday fixes 114 vulnerabilities in various Microsoft products, a slight increase from March’s 89. This is the most vulnerabilities fixed in a month for 2021 to date, as well as a slight increase from the same month last year...