Microsoft Releases Patches for 132 Vulnerabilities, Including 6 Under Active Attack

Microsoft on Tuesday released updates to address a total of 132 new security flaws spanning its software, including six zero-day flaws that it said have been actively exploited in the wild. Of the 132 vulnerabilities, nine are rated Critical, 122 are rated Important in severity, and one has been assigned a severity rating of « None. » This is […]

Hackers Exploit Windows Policy Loophole to Forge Kernel-Mode Driver Signatures

A Microsoft Windows policy loophole has been observed being exploited primarily by native Chinese-speaking threat actors to forge signatures on kernel-mode drivers. « Actors are leveraging multiple open-source tools that alter the signing date of kernel mode drivers to load malicious and unverified drivers signed with expired certificates, » Cisco Talos said in an exhaustive two-part report shared

How to Apply MITRE ATT&CK to Your Organization

Discover all the ways MITRE ATT&CK can help you defend your organization. Build your security strategy and policies by making the most of this important framework. What is the MITRE ATT&CK Framework? MITRE ATT&CK (Adversarial Tactics, Techniques, and Common Knowledge) is a widely adopted framework and knowledge base that outlines and categorizes the tactics, techniques, and […]

SCARLETEEL Cryptojacking Campaign Exploiting AWS Fargate in Ongoing Campaign

Cloud environments continue to be at the receiving end of an ongoing advanced attack campaign dubbed SCARLETEEL, with the threat actors now setting their sights on Amazon Web Services (AWS) Fargate. « Cloud environments are still their primary target, but the tools and techniques used have adapted to bypass new security measures, along with a more […]

Beware of Big Head Ransomware: Spreading Through Fake Windows Updates

A developing piece of ransomware called Big Head is being distributed as part of a malvertising campaign that takes the form of bogus Microsoft Windows updates and Word installers. Big Head was first documented by Fortinet FortiGuard Labs last month, when it discovered multiple variants of the ransomware that are designed to encrypt files on victims’ machines in exchange […]

Apple Issues Urgent Patch for Zero-Day Flaw Targeting iOS, iPadOS, macOS, and Safari

Apple has released Rapid Security Response updates for iOS, iPadOS, macOS, and Safari web browser to address a zero-day flaw that it said has been actively exploited in the wild. The WebKit bug, cataloged as CVE-2023-37450, could allow threat actors to achieve arbitrary code execution when processing specially crafted web content. The iPhone maker said it addressed the issue with […]

New Mozilla Feature Blocks Risky Add-Ons on Specific Websites to Safeguard User Security

Mozilla has announced that some add-ons may be blocked from running on certain sites as part of a new feature called Quarantined Domains. « We have introduced a new back-end feature to only allow some extensions monitored by Mozilla to run on specific websites for various reasons, including security concerns, » the company said in its Release Notes for Firefox […]

CERTFR-2023-ACT-030 : Bulletin d’actualité CERTFR-2023-ACT-030 (10 juillet 2023)

Ce bulletin d’actualité du CERT-FR revient sur les vulnérabilités significatives de la semaine passée pour souligner leurs criticités. Il ne remplace pas …

New TOITOIN Banking Trojan Targeting Latin American Businesses

Businesses operating in the Latin American (LATAM) region are the target of a new Windows-based banking trojan called TOITOIN since May 2023. « This sophisticated campaign employs a trojan that follows a multi-staged infection chain, utilizing specially crafted modules throughout each stage, » Zscaler researchers Niraj Shivtarkar and Preet Kamal said in a report published last week. « These modules

Global Retailers Must Keep an Eye on Their SaaS Stack

Brick-and-mortar retailers and e-commerce sellers may be locked in a fierce battle for market share, but one area both can agree on is the need to secure their SaaS stack. From communications tools to order management and fulfillment systems, much of today’s critical retail software lives in SaaS apps in the cloud. Securing those applications […]