Insights

23 Aug

Local Networks Go Global When Domain Names Collide

Information, Insights

The proliferation of new top-level domains (TLDs) has exacerbated a well-known security weakness: Many organizations set up their internal Microsoft authentication systems years ago using domain names in TLDs that didn’t exist at the time. Meaning, they are continuously sending their Windows usernames and passwords to domain names they do not control and which are freely available for anyone to register. Here’s a look at one security researcher’s efforts to map and shrink the size…

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23 Aug

CISA Adds One Known Exploited Vulnerability to Catalog for Versa Networks Director

Attacks, Insights, Malware

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-39717 Versa Director Dangerous File Type Upload Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the Known Exploited Vulnerabilities Catalog as a living list of known Common Vulnerabilities and Exposures (CVEs) that…

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21 Aug

ASD’s ACSC, CISA, FBI, and NSA, with the support of International Partners Release Best Practices for Event Logging and Threat Detection

Attacks, Insights, Malware

Today, the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), CISA, FBI, NSA, and international partners are releasing Best Practices for Event Logging and Threat Detection. This guide will assist organizations in defining a baseline for event logging to mitigate malicious cyber threats. The increased prevalence of malicious actors employing living off the land (LOTL) techniques, such as living off the land binaries (LOLBins) and fileless malware, highlights the importance of implementing and maintaining…

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20 Aug

Implementation Challenges in Privacy-Preserving Federated Learning

Insights

In this post, we talk with Dr. Xiaowei Huang and Dr. Yi Dong (University of Liverpool), Dr. Mat Weldon (United Kingdom (UK) Office of National Statistics (ONS)), and Dr. Michael Fenton (Trūata) who were winners in the UK-US Privacy-Enhancing Technologies (PETs) Prize Challenges. We discuss implementation challenges of privacy-preserving federated learning (PPFL) – specifically, the areas of threat modeling and real world deployments. Threat Modeling In research on privacy-preserving federated learning (PPFL), the protections of…

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19 Aug

National Public Data Published Its Own Passwords

Data Breaches, Information, Insights

New details are emerging about a breach at National Public Data (NPD), a consumer data broker that recently spilled hundreds of millions of Americans’ Social Security Numbers, addresses, and phone numbers online. KrebsOnSecurity has learned that another NPD data broker which shares access to the same consumer records inadvertently published the passwords to its back-end database in a file that was freely available from its homepage until today. In April, a cybercriminal named USDoD began…

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15 Aug

NationalPublicData.com Hack Exposes a Nation’s Data

Data Breaches, Information, Insights

A great many readers this month reported receiving alerts that their Social Security Number, name, address and other personal information were exposed in a breach at a little-known but aptly-named consumer data broker called NationalPublicData.com. This post examines what we know about a breach that has exposed hundreds of millions of consumer records. We’ll also take a closer look at the data broker that got hacked — a background check company founded by an actor…

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15 Aug

CISA Releases Eleven Industrial Control Systems Advisories

Attacks, Insights, Malware

CISA released eleven Industrial Control Systems (ICS) advisories on August 15, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-228-01 Siemens SCALANCE M-800, RUGGEDCOM RM1224 ICSA-24-228-02 Siemens INTRALOG WMS ICSA-24-228-03 Siemens Teamcenter Visualization and JT2Go ICSA-24-228-04 Siemens SINEC Traffic Analyzer ICSA-24-228-05 Siemens LOGO! V8.3 BM Devices ICSA-24-228-06 Siemens SINEC NMS ICSA-24-228-07 Siemens Location Intelligence ICSA-24-228-08 Siemens COMOS ICSA-24-228-09 Siemens NX ICSA-24-228-10 AVEVA Historian Web Server ICSA-24-228-11 PTC Kepware…

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13 Aug

Six 0-Days Lead Microsoft’s August 2024 Patch Push

Information, Insights

Microsoft today released updates to fix at least 90 security vulnerabilities in Windows and related software, including a whopping six zero-day flaws that are already being actively exploited by attackers. Image: Shutterstock. This month’s bundle of update joy from Redmond includes patches for security holes in Office, .NET, Visual Studio, Azure, Co-Pilot, Microsoft Dynamics, Teams, Secure Boot, and of course Windows itself. Of the six zero-day weaknesses Microsoft addressed this month, half are local privilege…

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13 Aug

Ivanti Releases Security Updates for Avalanche, Neurons for ITSM, and Virtual Traffic Manager

Attacks, Insights, Malware

Ivanti released security updates to address multiple vulnerabilities in Ivanti Avalanche, Neurons for ITSM, and Virtual Traffic Manager (vTM).  A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. Ivanti advises users to reduce their attack surface and follow industry best practices by adhering to Ivanti’s network configuration guidance to restrict access to the management interface.  CISA encourages users and administrators to review the following Ivanti advisories and…

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13 Aug

CISA Releases Ten Industrial Control Systems Advisories

Attacks, Insights, Malware

CISA released ten Industrial Control Systems (ICS) advisories on August 13, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-226-01 AVEVA SuiteLink Server ICSA-24-226-02 Rockwell Automation AADvance Standalone OPC-DA Server ICSA-24-226-03 Rockwell Automation GuardLogix/ControlLogix 5580 Controller  ICSA-24-226-04 Rockwell Automation Pavilion8 ICSA-24-226-05 Rockwell Automation DataMosaix Private Cloud ICSA-24-226-06 Rockwell Automation FactoryTalk View Site Edition ICSA-24-226-07 Rockwell Automation Micro850/870 ICSA-24-226-08 Ocean Data Systems Dream Report ICSA-24-226-09 Rockwell Automation ControlLogix, GuardLogix…

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