CISA Issues Emergency Directive and Alert on Microsoft Exchange Vulnerabilities

CISA has issued Emergency Directive ED 21-02 and Alert AA21-062A addressing critical vulnerabilities in Microsoft Exchange products. Successful exploitation of these vulnerabilities allows an attacker to access on-premises Exchange servers, enabling them to gain persistent system access and contr...

Chinese Government-affiliated Malicious Cyber Actors Targeting U.S. Government Agencies

The Cybersecurity and Infrastructure Security Agency CISA and Federal Bureau of Investigation FBI have issued an advisory about Chinese Ministry of State Security MSS-affiliated cyber threat actors targeting U.S. government agencies. Through the National Cybersecurity Protection System, CISA has...

National Insider Threat Awareness Month

September is National Insider Threat Awareness Month NIATM, which is a collaborative effort between the National Counterintelligence and Security Center NCSC, National Insider Threat Task Force NITTF, Office of the Under Secretary of Defense Intelligence and Security USDI&S, Department of Homelan...

Apple Releases Security Updates for iCloud for Windows

Apple has released security updates to address vulnerabilities in iCloud for Windows 7.20 for Windows 7 and later and 11.3 for Windows 10 and later. An attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency...

NSA Releases Guidance on Limiting Location Data Exposure

The National Security Agency NSA has released an information sheet with guidance on how to limit location data exposure for National Security System NSS / Department of Defense DoD system users, as well as the general public. NSA outlines mobile device geolocation services and provides...

VMware Releases Security Update for VeloCloud

VMware has released a security update to address a vulnerability in VeloCloud. An attacker could exploit this vulnerability to obtain sensitive information. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review VMware Security Advisory...

CERT NZ Releases Advisory on Ransomware Campaign

The New Zealand Computer Emergency Response Team CERT NZ has released an advisory on a ransomware campaign leveraging remote access technologies. Malicious cyber actors are targeting organizations’ networks through remote access tools, such as Remote Desktop Protocol and virtual private networks,...

Cisco Releases Security Updates for CML and VIRL-PE

Cisco has released security updates to address SaltStack FrameWork vulnerabilities in Cisco Modeling Labs Corporate Edition CML and Virtual Internet Routing Lab Personal Edition VIRL-PE. A remote attacker could exploit these vulnerabilities to take control of an affected system. The Cybersecurity...

NCSC Releases Advisory on Securing Internet-Connected Cameras

The United Kingdom UK National Cyber Security Centre NCSC has released an advisory on securing internet-connected cameras such as smart security cameras and baby monitors. An attacker could gain access to unsecured, or poorly secured, internet-connected cameras to obtain live feeds or images. The...

New SchoolSafety.gov Provides Cyber Guidance for K-12 Schools

The Federal School Safety Clearinghouse just launched its website: SchoolSafety.gov. This website—a collaboration between the Department of Homeland Security and the U.S. Departments of Education, Justice, and Health and Human Services—features a fact sheet on Cyber Safety Considerations for K-12...

Tax Identity Theft Awareness Week

Tax Identity Theft Awareness Week is February 3-7. The Federal Trade Commission FTC Tax Identity Theft Awareness Week webpage will provide webinars and other resources from FTC and its partners throughout the week to help educate the public on how to protect against identity theft this tax season...

Release of New CISA Insights on Increased Geopolitical Tensions and Threats

Stakeholders, Today, the Cybersecurity and Infrastructure Security Agency CISA issued a CISA Insights document entitled, “Increased Geopolitical Tensions and Threats” pertaining to the increased tension with Iran. You can read the new CISA Insights at CISA.gov/insights. As the Nation’s risk...

VMware Releases Security Updates for ESXi and Horizon DaaS

VMware has released security updates to address a vulnerability in ESXi and Horizon DaaS. An attacker could exploit this vulnerability to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review VMware Security...

ACSC Releases Fundamentals of Cross Domain Solutions

The Australian Cyber Security Centre ACSC has released a cybersecurity guide outlining the fundamentals of cross domain solution CDS technologies. This guidance provides cross domain security principles to enable organizations to share information securely across separated networks. The...

Intel Releases Security Updates

Intel has released security updates to address vulnerabilities in multiple products. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the following Intel advisories and apply the necessary updates: BMC Advisory INTEL-SA-00313 UEFI Advisory...

IRS Releases Recommendations to Keep Children and Teens Safe Online

The Internal Revenue Service IRS has issued a news release urging parents and families to be wary of the risks posed when sharing home devices, shopping online, and using social media. As part of National Cybersecurity Awareness Month NCSAM, the Cybersecurity and Infrastructure Security Agency CI...

Juniper Networks Releases Security Updates

Juniper Networks has released security updates to address multiple vulnerabilities in various Juniper products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and...

Canadian Centre for Cyber Security Releases Advisory on New Ransomware Campaign

The Canadian Centre for Cyber Security CCCS has released an advisory on a new ransomware campaign. The malware, named TFlower, may infect users via exposed, unpatched Remote Desktop Protocol RDP services. The Cybersecurity and Infrastructure Security Agency CISA encourages administrators to revie...

FBI Safe Online Surfing Challenge

The Federal Bureau of Investigation FBI has launched the Safe Online Surfing SOS Challenge, encouraging educators to promote web literacy and safety for students during the 2019-20 school year. FBI developed the program to educate children on how to navigate the web securely using activities that...

Multiple HTTP/2 Implementation Vulnerabilities

The CERT Coordination Center CERT/CC has released information on vulnerabilities affecting HTTP/2 implementations. An attacker could exploit these vulnerabilities to cause a denial-of-service DoS condition. Attacks can consume excessive system resources and lead to distributed DoS DDoS attacks. T...

ACSC Releases Advisory on Password Spraying Attacks

The Australian Cyber Security Centre ACSC has released an advisory on password spraying attacks. Password spraying is a type of brute-force attack in which a malicious actor uses a single password against targeted user accounts before moving on to attempt a second password, and so on. This...

Microsoft Releases Security Updates for PowerShell Core

Microsoft has released updates to address a vulnerability in PowerShell Core versions 6.1 and 6.2. An attacker could exploit this vulnerability to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the...

Google Releases Security Updates for Chrome

Google has released Chrome 75.0.3770.90 for Windows, Mac, and Linux. This version addresses a vulnerability that an attacker can exploit to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the Chrome Releas...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review t...

Multiple Vulnerabilities in WPA3 Protocol

The CERT Coordination Center CERT/CC has released information on vulnerabilities—referred to as Dragonblood—in WPA3 protocol. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages...

OpenSSL Releases Security Update

OpenSSL version 1.0.2r has been released to address a vulnerability for users of versions 1.0.2–1.0.2q. An attacker could exploit this vulnerability to obtain sensitive information. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the OpenSSL...

NSA Releases Updated Guidance on Side-Channel Vulnerabilities

The National Security Agency NSA has released updated information on a set of side-channel vulnerabilities affecting modern computer processors. An attacker can exploit these vulnerabilities to obtain sensitive information. The National Cybersecurity and Communications Integration Center NCCIC,...

Chinese Malicious Cyber Activity

The Department of Homeland Security DHS Cybersecurity and Infrastructure Security Agency CISA released information on Chinese government malicious cyber activity targeting global information technology IT service providers—such as managed service providers and cloud service providers—and their...

Protecting Against Identity Theft

As the holidays draw near, many consumers turn to the internet to shop for goods and services. Although online shopping can offer convenience and save time, shoppers should be cautious online and protect personal information against identity theft. Identity thieves steal personal information, suc...

Malicious Cyber Activity Targeting ERP Applications

Digital Shadows Ltd. and Onapsis Inc. have released a report describing an increase in the exploitation of vulnerabilities in Enterprise Resource Planning ERP applications. ERP applications help organizations manage critical business processes—such as product lifecycle management, customer...

ISC Releases Security Advisories for BIND

The Internet Systems Consortium ISC has released updates that address vulnerabilities in versions of ISC Berkeley Internet Name Domain BIND. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition. NCCIC encourages users and administrators to review ISC...

Adobe Releases Security Updates for Flash Player

Adobe has released security updates to address vulnerabilities in Flash Player. A remote attacker could exploit one of these vulnerabilities to take control of an affected system. NCCIC/US-CERT encourages users and administrators to review Adobe Security Bulletin APSB18-03 and apply the necessary...

Cisco Releases Security Update

Cisco has released a security update to address a vulnerability in its Adaptive Security Appliance software. Exploitation of this vulnerability could allow a remote attacker to take control of an affected system. NCCIC/US-CERT encourages users and administrators to review the Cisco Security...

Mozilla Releases Security Updates

Mozilla has released security updates to address vulnerabilities in Firefox and Firefox ESR. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. NCCIC/US-CERT encourages users and administrators to review the Mozilla Security Advisory for Firefox E...

NCSC Releases Security Advisory

The United Kingdom's National Cyber Security Centre NCSC has released a report updating its guidance on Turla Neuron malware, which provides a platform to steal sensitive data. NCSC provides enhanced cybersecurity services to protect against cybersecurity threats. NCCIC/US-CERT encourages users a...

Microsoft Releases Security Advisory on Dynamic Data Exchange (DDE)

Microsoft has released an advisory that provides guidance on securing Dynamic Data Exchange DDE fields in Microsoft Office applications. Exploitation of this protocol may allow an attacker to take control of an affected system. US-CERT encourages users and administrators to review the Microsoft...

Cisco Releases Security Updates

Cisco has released updates to address vulnerabilities affecting multiple products. A remote attacker could exploit one of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the...

Tragic-Event-Related Scams

In the wake of Sunday's tragic event in Las Vegas, US-CERT warns users to be watchful for various malicious cyber activity targeting both victims and potential donors. Users should exercise caution when handling emails that relate to the event, even if those emails appear to originate from truste...

Apple Releases Security Update for iOS

Apple has released iOS 11.0.2 to address vulnerabilities in previous versions of iOS. Exploitation of some of these vulnerabilities could allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the Apple security page for iOS 11.0.2 and...

October is National Cybersecurity Awareness Month

October is National Cybersecurity Awareness Month NCSAM. NCSAM is a collaborative effort between DHS and its public and private partners--including the National Cyber Security Alliance NCSA--to raise awareness about the vital role cybersecurity plays in the lives of U.S. citizens. US-CERT will be...

FTC Releases Alert on Government Grant Scams

The Federal Trade Commission FTC has released an alert on government grant scams. In these schemes, scammers pose as government officials to get consumers to send them money. Anytime someone asks you to pay money to get money, stop and think twice. US-CERT encourages consumers to refer to the FTC...

IRS Warns of Summertime Scams

The Internal Revenue Service IRS has released an alert warning of various types of scams targeting taxpayers this summer. The alert describes common features of these cyber crimes, including robocalls, demands for immediate payment, and threats to have taxpayers arrested immediately. Taxpayers an...

IC3 Issues Internet Crime Report for 2016

The Internet Crime Complaint Center IC3 has released its 2016 Internet Crime Report, describing the numbers and types of cyber crimes reported to IC3. Business Email Compromise BEC, ransomware attacks, tech support fraud, and extortion are all common schemes affecting people in the U.S. and aroun...

FTC Recommends Steps to Protect Against Mobile Phone Theft

The Federal Trade Commission FTC has released an alert about the theft of mobile phones and the best way to prepare for and recover from this kind of theft. Precautionary steps include regularly backing up the data on the phone, using strong passwords, and using two-factor authentication on any...

Intel Firmware Vulnerability

Intel has released recommendations to address a vulnerability in the firmware of the following Intel products: Active Management Technology, Standard Manageability, and Small Business Technology firmware versions 6.x, 7.x, 8.x, 9.x, 10.x, 11.0, 11.5, and 11.6. This vulnerability does not affect...

Microsoft Ending Security Updates for Windows 10 version 1507

After May 9, 2017, devices running Windows 10 version 1507 will no longer receive security updates. US-CERT encourages users and administrators to review Microsoft's Windows 10 version 1507 post for more information and to apply necessary updates. This product is provided subject to this...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in Adobe Acrobat, Reader, and Flash Player. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review Adobe Security Bulletin...

GRIZZLY STEPPE - Russian Malicious Cyber Activity

The Department of Homeland Security DHS has released a Joint Analysis Report JAR that details Russian malicious cyber activity, designated as GRIZZLY STEPPE. This activity by Russian civilian and military intelligence services RIS is part of an ongoing campaign of cyber-enabled operations directe...

Potential Hurricane Matthew Phishing Scams

US-CERT warns users to remain vigilant for malicious cyber activity seeking to capitalize on interest in Hurricane Matthew. Users are advised to exercise caution in handling any email with subject line, attachments, or hyperlinks related to Hurricane Matthew, even if it appears to originate from ...

Microsoft Releases September 2016 Security Bulletin

Microsoft has released 14 updates to address vulnerabilities in Microsoft software. Exploitation of some of these vulnerabilities could allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the following Microsoft Security Bulletins...