Hackers Leverage Adobe Zero-Day Bug Impacting Acrobat Reader

Adobe is warning customers of a critical zero-day bug actively exploited in the wild that affects its ubiquitous Adobe Acrobat PDF reader software. A patch is available, as part of the company’s Tuesday roundup of 43 fixes for 12 of its products, including Adobe Creative Cloud Desktop Application...

Omron CX-One

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Omron Equipment: CX-One Vulnerability: Stack-based Buffer Overflow 2. RISK EVALUATION Successful exploitation of this vulnerability may allow arbitrary code execution. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The...

Microsoft SharePoint Unsafe Control and ViewState RCE

The EditingPageParser.VerifyControlOnSafeList method fails to properly validate user supplied data. This can be leveraged by an attacker to leak sensitive information in rendered-preview content. This module will leak the ViewState validation key and then use it to sign a crafted object that will...

Siemens Tecnomatix Plant Simulation

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Siemens Equipment: Tecnomatix Plant Simulation Vulnerabilities: Stack-based Buffer Overflow, Improper Restriction of Operations within the Bounds of a Memory Buffer 2. RISK EVALUATION Successful exploitation of these...

Top 12 Security Flaws Russian Spy Hackers Are Exploiting in the Wild

Cyber operatives affiliated with the Russian Foreign Intelligence Service SVR have switched up their tactics in response to previous public disclosures of their attack methods, according to a new advisory jointly published by intelligence agencies from the U.K. and U.S. Friday. "SVR cyber operato...

6 Unpatched Flaws Disclosed in Remote Mouse App for Android and iOS

As many as six zero-days have been uncovered in an application called Remote Mouse, allowing a remote attacker to achieve full code execution without any user interaction. The unpatched flaws, collectively named 'Mouse Trap,' were disclosed on Wednesday by security researcher Axel Persinger, who...

Talos Takes Ep. #52: Celebrating World Password Day by talking about getting rid of passwords

By Jon Munshaw. The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. The internet celebrated World Password Day on Thursday. To celebrate, we had Dave Lewis on the latest episode of Talos...

This Week in Security News May 7, 2021

New Panda Stealer Targets Cryptocurrency Wallets and Apple Releases Urgent Security Patches for Zero-Day Bugs...

Threat Source Newsletter (May 6, 2021)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. COVID-19 has changed everything about our lives — no surprise there. So it also shouldn't be shocking that it's changing the way Americans view Tax Day this year. The deadline to file taxes is about a month later... This is only t...

Pulse Secure VPNs Get a Fix for Critical Zero-Day Bugs

Pulse Secure has rushed a fix for a critical zero-day security vulnerability in its Connect Secure VPN devices, which has been exploited by nation-state actors to launch cyberattacks against U.S. defense, finance and government targets, as well as victims in Europe. Pulse Secure also patched thre...

Apple Fixes Zero‑Day Security Bugs Under Active Attack

Apple has issued out-of-band patches for critical security issues affecting iPad, iPhone and iPod, which could allow remote code execution RCE and other attacks, completely compromising users’ systems. And, the computing giant thinks all of them may have already been exploited in the wild. Three ...

Apple Releases Urgent Security Patches For Zero‑Day Bugs Under Active Attacks

Apple on Monday released security updates for iOS, macOS, and watchOS to address three zero-day flaws and expand patches for a fourth vulnerability that the company said might have been exploited in the wild. The weaknesses all concern WebKit, the browser engine which powers Safari and other...

Delta Electronics CNCSoft ScreenEditor

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Exploitable remotely/low attack complexity Vendor: Delta Electronics Equipment: CNCSoft ScreenEditor Vulnerability: Out-of-bounds Write 2. RISK EVALUATION Successful exploitation of this vulnerability could crash the device, and an out-of-bounds write...

The Convergence of Endpoint Protection with Detection & Response

By almost every account, trend, or metric, the cybersecurity threat landscape is getting worse year over year. According to Qualys Labs, 2020 saw the highest number of vulnerabilities ever recorded. The average time it takes to patch vulnerabilities is months not weeks or days. Ransomware payouts...

A Tale of Two Hacks: From SolarWinds to Microsoft Exchange

The past four months have exposed two high-profile attacks, which both had pundits declaring them the “worst-ever” and “unprecedented.” They shared other similarities – both attacked businesses rather than individuals, and affected tens of thousands of organizations. But that is where the...

Hackers Exploit SonicWall Zero-Day Bug in FiveHands Ransomware Attacks

An "aggressive" financially motivated threat group tapped into a zero-day flaw in SonicWall VPN appliances prior to it being patched by the company to deploy a new strain of ransomware called FIVEHANDS. The group, tracked by cybersecurity firm Mandiant as UNC2447, took advantage of an "improper S...

Talos Takes Ep. #51: COVID and Tax Day have perfectly aligned for spammers

By Jon Munshaw. The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. We see tax scams every year — people offering to do your taxes for you, finding a larger return, etc. But this... This is...

5 Ways Your Software Supply Chain is Out to Get You, Part 3: Exploit Open Source Libraries

In previous posts, we explained how two kinds of supply chain attack methods, Vendor Compromise and Exploit Third Party Applications, are threatening software supply chains, transferring an extraordinary amount of risk downstream to the organizations and users that trust and depend on them. In th...

Apple Patches Zero-Day MacOS Bypass Bug

Apple patched a zero-day vulnerability in its MacOS that can bypass critical anti-malware capabilities and which a variant of the notorious Mac threat Shlayer adware dropper already has been exploiting for several months. Security researcher Cedric Owens first discovered the vulnerability, tracke...

Hackers Exploit 0-Day Gatekeeper Flaw to Attack macOS Computers

Security is only as strong as the weakest link. As further proof of this, Apple released an update to macOS operating systems to address an actively exploited zero-day vulnerability that could circumvent all security protections, thus permitting unapproved software to run on Macs. The macOS flaw,...