NSA-CISA-NCSC-FBI Joint Cybersecurity Advisory on Russian GRU Brute Force Campaign

The National Security Agency NSA, Cybersecurity and Infrastructure Security Agency CISA, Federal Bureau of Investigation FBI, and the UK’s National Cyber Security Centre NCSC have released Joint Cybersecurity Advisory CSA: Russian GRU Conducting Global Brute Force Campaign to Compromise Enterpris...

Apple Releases Security Updates for iOS 12.5.4

Apple has released security updates to address vulnerabilities in iOS 12.5.4. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Apple security update and apply the necessary updates. This product is provid...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. An attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA encourages...

Updates to Alert on Pulse Connect Secure

CISA has updated Alert AA21-110A: Exploitation of Pulse Connect Secure Vulnerabilities to include new threat actor techniques, tactics, and procedures TTPs, indicators of compromise IOCs, and updated mitigations. CISA encourages users and administrators to review AA21-110A and the following...

Mozilla Releases Security Updates for Thunderbird, Firefox ESR, and Firefox

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Mozilla security advisories for Firefox 86,...

FTC Reports Scammers Impersonating FTC

The Federal Trade Commission FTC has released information on scammers attempting to impersonate the FTC. The scammers operate an FTC-spoofed website that claims to provide instant cash payments and tries to trick consumers into disclosing their financial information. The real FTC does not require...

Department of Treasury Releases Advisory on Potential Sanctions Risks for Facilitating Ransomware Payments

The U.S. Department of the Treasury’s Office of Foreign Assets Control OFAC has released an Advisory on Potential Sanctions Risks for Facilitating Ransomware Payments. Financial institutions, cyber insurance firms, and companies that facilitate payments on behalf of victims may be violating OFAC...

North Korean Malicious Cyber Activity: FASTCash

The Cybersecurity Security and Infrastructure Security Agency CISA, the Department of the Treasury, the Federal Bureau of Investigation, and U.S. Cyber Command have released a joint Technical Alert and three Malware Analysis Reports MARs on the North Korean government’s ATM cash-out scheme—referr...

2020 CWE Top 25 Most Dangerous Software Weaknesses

The Homeland Security Systems Engineering and Development Institute, sponsored by the Department of Homeland Security and operated by MITRE, has released the 2020 Common Weakness Enumeration CWE Top 25 Most Dangerous Software Weaknesses list. The Top 25 uses data from the National Vulnerability...

Adobe Releases Security Updates for Multiple Products

Adobe has released security updates to address vulnerabilities in multiple Adobe products. An 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 the...

ACSC Releases Advisory on Cyber Campaign using Copy-Paste Compromises

The Australian Cyber Security Centre ACSC has released an advisory regarding an ongoing cyber campaign involving “copy-paste compromises” targeting Australian government and commercial networks. According to the advisory, a sophisticated malicious cyber actor is carrying out the campaign using...

ACSC Releases Cyber Criminal and APT Tradecraft Trends for 2019-2020

The Australian Cyber Security Centre ACSC has released a summary of trends for 2019-2020 outlining tactics, techniques, and procedures TTPs used by cyber criminals and advanced persistent threat APT groups to target Australian networks. ACSC uses the MITRE Adversarial Tactics, Techniques, and...

IC3 Issues Alert on Employment Scams

The Internet Crime Complaint Center IC3 has issued an alert warning consumers of fake jobs and hiring scams targeting applicants’ personally identifiable information PII. Cyber criminals posing as legitimate employers spoof company websites and post fake job openings to lure victims. Cyber...

Increased Emotet Malware Activity

The Cybersecurity and Infrastructure Security Agency CISA is aware of a recent increase in targeted Emotet malware attacks. Emotet is a sophisticated Trojan that commonly functions as a downloader or dropper of other malware. Emotet primarily spreads via malicious email attachments and attempts t...

Black Friday Shopping: Protect Your Identity

Black Friday is one of the most lucrative shopping days of the year for retailers in brick-and-mortar shops and online, but shoppers aren't the only ones looking for deals. Malicious people may be able to obtain personal information such as credit card numbers, phone numbers, account numbers, and...

Google Releases Security Updates for Chrome

Google has released Chrome 78.0.3904.108 for Windows, Mac, and Linux. This version addresses vulnerabilities that an attacker could exploit to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the Chrome...

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. An 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 the Apple...

Apple Releases Security Updates

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

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities affecting 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 the...

Cylance Antivirus Vulnerability

The CERT Coordination Center CERT/CC has released information on a vulnerability affecting Cylance Antivirus products. A remote attacker could bypass Cylance antivirus detection. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review CERT/CC...

NIST Publishes Multifactor Authentication Practice Guide

The National Institute of Standards and Technology NIST National Cybersecurity Center of Excellence NCCoE has published NIST Cybersecurity Practice Guide: Multifactor Authentication for E-Commerce. The guide provides e-commerce organizations multifactor authentication MFA protection methods they...

Atlassian Releases Security Updates for Jira

Atlassian has released security updates to address a vulnerability affecting Jira Server and Jira Data Center. A remote attacker could exploit this vulnerability to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to...

Intel Releases Security Updates

Intel has released security updates to address vulnerabilities in Intel Solid State Drives for Data Centers and Intel Processor Diagnostic Tool. An attacker could exploit these vulnerabilities to gain an escalation of privileges on a previously infected machine. The Cybersecurity and Infrastructu...

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...

Marvell Avastar Wi-Fi Vulnerability

The CERT Coordination Center CERT/CC has released information on a vulnerability affecting Marvell Avastar wireless system on chip SoC models. An attacker could exploit this vulnerability to take control of an affected system. The National Cybersecurity and Communications Integration Center NCCIC...

CISA Emergency Directive on DNS Infrastructure Tampering

The U.S. Department of Homeland Security DHS Cybersecurity and Infrastructure Security Agency CISA issued an emergency directive to address ongoing incidents associated with global Domain Name System DNS infrastructure tampering. CISA is aware of multiple executive branch agency domains that were...

November is National Critical Infrastructure Security and Resilience Month

November is National Critical Infrastructure Security and Resilience Month. Critical Infrastructure CI is our Nation’s backbone; it is the physical and cyber systems and assets that are so vital to the United States that their incapacity or destruction would have a debilitating impact on our...

Microsoft Releases Security Update for Yammer

Microsoft has released a security update to address a vulnerability in the Yammer desktop application. A remote attacker could exploit this vulnerability to take control of an affected system. NCCIC encourages users and administrators to review the Microsoft Security Advisory and apply the...

Oracle Releases October 2018 Security Bulletin

Oracle has released its Critical Patch Update for October 2018 to address 301 vulnerabilities across multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. NCCIC encourages users and administrators to review the Oracle October 2018...

Ghostscript Vulnerability

NCCIC is aware of a Ghostscript vulnerability affecting various vendors. An attacker could exploit this vulnerability to take control of an affected system. NCCIC encourages users and administrators to review the Vulnerability Note VU332928, apply the necessary workarounds, and refer to vendors f...

NCCIC Webinar Series on Russian Government Cyber Activity

NCCIC is holding a webinar on Russian government cyber activity against critical infrastructure as detailed in NCCIC Alert TA18-074A today from 1–2:30 p.m. ET. The webinar will feature NCCIC subject matter experts discussing recent cybersecurity incidents, mitigation techniques, and resources tha...

Mozilla Releases Security Updates for Firefox

Mozilla has released security updates to address multiple vulnerabilities in Firefox ESR and Firefox. A remote attacker could exploit some of these vulnerabilities to cause a denial-of-service condition. NCCIC encourages users and administrators to review the Mozilla Security Advisories for Firef...

Cisco Releases Security Updates for Multiple Products

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

Russian Malicious Cyber Activity

The Department of Homeland Security DHS, Federal Bureau of Investigation FBI, and the United Kingdom’s UK National Cyber Security Centre NCSC released a joint Technical Alert TA about malicious cyber activity carried out by the Russian Government. The U.S. Government refers to malicious cyber...

Microsoft Releases April 2018 Security Updates

Microsoft has released updates to address vulnerabilities in Microsoft software. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. NCCIC encourages users and administrators to review Microsoft's April 2018 Security Update Summary and Deployment...

Easter Holiday Phishing Scams and Malware Campaigns

As the Easter holiday approaches, NCCIC/US-CERT reminds users to be aware of potential holiday scams and cyber campaigns, which may include emails and ecards from unknown senders that may contain malicious links, fake advertisements or shipping notifications with attachments infected with malware...

Cisco Releases Security Updates

Cisco has released updates to address vulnerabilities affecting multiple products. 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 following Cisco Security Advisories and apply the...

Mozilla Releases Security Updates for Firefox

Mozilla has released security updates to address a vulnerability in Firefox and Firefox ESR. An attacker could exploit this vulnerability to cause a denial-of-service condition. NCCIC/US-CERT encourages users and administrators to review the Mozilla Security Advisory for Firefox 59.0.2 and Firefo...

Microsoft Releases March 2018 Security Updates

Microsoft has released updates to address vulnerabilities in Microsoft software. 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 Microsoft's March 2018 Security Update Summary and...

Mozilla Releases Security Updates for Firefox

Mozilla has released security updates to address vulnerabilities in Firefox and Firefox ESR. An 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 Advisories for Firefox 59 an...

Transport Layer Security (TLS) Vulnerability

CERT Coordination Center CERT/CC has released information on a Transport Layer Security TLS vulnerability. Exploitation of this vulnerability could allow an attacker to access sensitive information. The TLS vulnerability is also known as Return of Bleichenbacher's Oracle Threat ROBOT. ROBOT allow...

Microsoft Releases October 2017 Security Updates

Microsoft has released updates to address vulnerabilities in Microsoft software. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review Microsoft's October 2017 Security Update Summary and Deployme...

ISC Releases Security Updates for BIND

The Internet Systems Consortium ISC has released updates that address several vulnerabilities in BIND. An attacker could exploit one of these vulnerabilities to take control of an affected system. Available updates include: BIND version 9.11.1-P1 BIND version 9.10.5-P1 BIND version 9.9.10-P1 ISC...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in Adobe Flash Player, Shockwave Player, Captivate, and Digital Editions. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review Adobe...

FTC Releases Alert on Fraudulent Emails

The Federal Trade Commission FTC has released an alert about scammers sending out fake emails that look authentic to trick you into sending money to them. Users should be suspicious of unsolicited phone calls or email messages from individuals asking about your information. If an unknown individu...

Pre-Installed Applications Developed with Portrait Displays SDK Contain Critical Vulnerability

Applications developed using the Portrait Displays software development kit SDK, versions 2.30 through 2.34, contain a critical vulnerability. A local attacker could exploit this vulnerability to take control of an affected system. The affected applications, pre-installed on some Fujitsu, HP, and...

Increased Risks from Macro-Based Malware

Microsoft Office applications use macros to automate routine tasks. However, macros can contain malicious code that can be used to exploit vulnerable systems. Recently, there has been a resurgence of malware that is spread via macros. Individuals and organizations should proactively secure system...

Google Releases Security Update for Chrome

Google has released Chrome version 49.0.2623.87 to address multiple vulnerabilities for Windows, Mac, and Linux. 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 the Chrome Releas...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in Modular Encoding Platform D9036 software, Unified Computing System UCS Manager software, and Firepower 9000 Series devices. Exploitation of these vulnerabilities could allow a remote attacker to take control of an affected device...

IRS Releases Sixth Tax Security Tip

The Internal Revenue Service IRS has released the sixth in a series of tips intended to help the public protect personal and financial data online and at home. A new tip will be available each Monday through the start of the tax season in January. This tip describes the types of fraud alerts...