Critical Vulnerabilities revealed in Microsoft’s Patch Tuesday

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here. Multiple vulnerabilities have been patched by Microsoft in August 2021 Patch Tuesday. Three of them have been labeled as zero-day vulnerabilities CVE-2021-36936, CVE-2021-36942, and CVE-2021-36948. One of them CVE-2021-36948...

Microsoft Releases Windows Updates to Patch Actively Exploited Vulnerability

Microsoft on Tuesday rolled out security updates to address a total of 44 security issues affecting its software products and services, one of which it says is an actively exploited zero-day in the wild. The update, which is the smallest release since December 2019, squashes seven Critical and 37...

Actively Exploited Windows Zero-Day Gets a Patch

Microsoft has patched 51 security vulnerabilities in its scheduled August Patch Tuesday update, including seven critical bugs, two issues that were publicly disclosed but unpatched until now, and one that’s listed as a zero-day that has been exploited in the wild. Of note, there are 17...

Microsoft Patch Tuesday, August 2021 Edition

Microsoft today released software updates to plug at least 44 security vulnerabilities in its Windows operating systems and related products. The software giant warned that attackers already are pouncing on one of the flaws, which ironically enough involves an easy-to-exploit bug in the software...

Siemens JT2Go and Teamcenter Visualization (Update A)

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Siemens Equipment: JT2Go & Teamcenter Visualization Vulnerabilities: Improper Check for Unusual or Exceptional Conditions, Out-of-bounds Write, Out-of-bounds Read 2. UPDATE INFORMATION This updated advisory is a follow-up...

Major Hospitals affected by PwnedPiper Vulnerabilities

THREAT LEVEL: White. For a detailed advisory, download the pdf file here. Multiple Zero-day vulnerabilities PwnedPiper have been found affecting the HMI-3 Control Panel of Swisslog Healthcare’s TransLogic Pneumatic Tube Systems PTS. PTS is a specialized system that uses compressor to transport...

Hackers Exploit Microsoft Browser Bug to Deploy VBA Malware on Targeted PCs

An unidentified threat actor has been exploiting a now-patched zero-day flaw in Internet Explorer browser to deliver a fully-featured VBA-based remote access trojan RAT capable of accessing files stored in compromised Windows systems, and downloading and executing malicious payloads as part of an...

Chinese Hackers Implant PlugX Variant on Compromised MS Exchange Servers

A Chinese cyberespionage group known for targeting Southeast Asia leveraged flaws in the Microsoft Exchange Server that came to light earlier this March to deploy a previously undocumented variant of a remote access trojan RAT on compromised systems. Attributing the intrusions to a threat actor...

Kaseya Unitrends has unpatched vulnerabilities that could help attackers expand a breach

It must not be easy to work at Kaseya right now. While they are working as hard as they can to help customers, and customers of their customers, recover from the REvil ransomware attack at the beginning of July, a new vulnerability in their software has been disclosed. As a sidenote, Kaseya...

Three Zero-Day Bugs Plague Kaseya Unitrends Backup Servers

There are three new, unpatched zero-day vulnerabilities in Kaseya Unitrends that include remote code execution RCE and authenticated privilege escalation on the client-side. The Dutch Institute for Vulnerability Disclosure DIVD on Monday issued a public advisory warning that the service and clien...

Apple Patches Actively Exploited Zero-Day in iOS, MacOS

Apple patched a zero-day flaw on Monday, found in both its iOS and macOS platforms that’s being actively exploited in the wild and can allow attackers to take over an affected system. The memory-corruption flaw, tracked as CVE-2021-30807, is found in the IOMobileFrameBuffer extension which exists...

Apple Releases Urgent 0-Day Bug Patch for Mac, iPhone and iPad Devices

Apple on Monday rolled out an urgent security update for iOS, iPadOS, and macOS to address a zero-day flaw that it said may have been actively exploited, making it the thirteenth such vulnerability Apple has patched since the start of this year. The updates, which arrive less than a week after th...

Delta Electronics DIAScreen

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Delta Electronics Equipment: DIAScreen Vulnerabilities: Type Confusion, Out-of-bounds Write 2. RISK EVALUATION Successful exploitation of these vulnerabilities could crash the device being accessed and may allow remote code...

A week in security (July 19 – July 25)

Last week on Malwarebytes Labs: Stopransomwaredotgov, a one-stop hub for ransomware resources Beware, crypto-scammer seeks foreigner with BLOCK CHAIN ACCOUNT Remcos RAT delivered via Visual Basic US, EU, UK, NATO blame China for “reckless” exchange attacks HiveNightmare zero-day lets anyone be...

Apple Issues Urgent iPhone Updates; None for Pegasus Zero-Day

iPhone users, drop what you’re doing and update now: Apple has issued a warning about a ream of code-execution vulnerabilities – some of which are remotely exploitable – and experts are emphatically recommending an ASAP update to version 14.7 of iOS and iPadOS. Unfortunately, you aren’t getting a...

Indictments, Attribution Unlikely to Deter Chinese Hacking

The federal government is fighting back against what it says are China-based cyberattacks against U.S. universities and companies with indictments and a “naming-and-shaming” approach — but researchers aren’t convinced the efforts will come to much in terms of deterring future activity. On Monday,...

Researchers: NSO Group’s Pegasus Spyware Should Spark Bans, Apple Accountability

News of a zero-click zero-day in Apple’s iMessage feature being incorporated into the notorious Pegasus mobile spyware from NSO Group has drawn a variety of reactions from the security community, including concerns about the security of Apple’s closed ecosystem, and varying views on NSO Group’s...

US and Global Allies Accuse China of Massive Microsoft Exchange Attack

The U.S. government and its key allies, including the European Union, the U.K., and NATO, formally attributed the massive cyberattack against Microsoft Exchange email servers to state-sponsored hacking crews working affiliated with the People's Republic of China's Ministry of State Security MSS. ...

Leaked NSO Group Data Hints at Widespread Pegasus Spyware Infections

Israeli-based NSO Group is being blasted in a groundbreaking report that alleges that the company’s controversial Pegasus malware is being used to target activists, journalists, business executives and politicians on a widespread level, using a variety of exploits — including a zero-click zero-da...

“Seven or eight” zero-days: The failed race to fix Kaseya VSA, with Victor Gevers, Lock and Code S02E13

Kaseya VSA included at least “seven or eight” privately known zero-day vulnerabilities before it suffered a widespread ransomware attack that impacted hundreds of businesses, said Victor Gevers, chair of the Dutch Institute for Vulnerability Disclosure, or DIVD, a volunteer-run organization that...