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 encourages users and administrators to review the following Cisco Security Advisories and apply the necessa...

Drupal Releases Critical Security Updates

Drupal has released critical updates addressing a vulnerability in Drupal 8.x and 7.x. A remote attacker could exploit this vulnerability to take control of an affected system. NCCIC encourages users and administrators to review Drupal's Security Advisory and apply the necessary updates. This...

Apple Releases Multiple 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. NCCIC encourages users and administrators to review Apple security pages for the following products and apply the...

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...

Oracle Releases April 2018 Security Bulletin

Oracle has released its Critical Patch Update for April 2018 to address 254 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 April 2018...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified Trojan malware variants—referred to as SHARPKNOT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA...

Citrix Releases Security Updates

Citrix has released security updates to address vulnerabilities in its XenServer. 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 Citrix Security Bulletin CTX232655 and apply the...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in Adobe Flash Player, Connect, and Dreamweaver. A remote attacker could exploit these vulnerabilities to take control of an affected system. NCCIC/US-CERT encourages users and administrators to review Adobe Security Bulletin APSB18-0...

Tax Identity Theft Awareness Week

Tax Identity Theft Awareness Week is January 29 to February 2, and many federal agencies are offering information and resources to help consumers learn to protect themselves from tax-related identity theft and Internal Revenue Service IRS imposter scams. NCCIC/US-CERT encourages consumers to revi...

VMware Releases Security Updates

VMware has released security updates to address vulnerabilities in vRealize Automation, vSphere Integrated Containers, and AirWatch Console. An attacker could exploit these vulnerabilities to take control of an affected system. NCCIC/US-CERT encourages users and administrators to review the VMwar...

Oracle Releases January 2018 Security Bulletin

Oracle has released its Critical Patch Update for January 2018 to address 237 vulnerabilities across multiple products. A remote attacker could exploit some of these vulnerabilities to obtain access to sensitive information. NCCIC/US-CERT encourages users and administrators to review the Oracle...

VMware Releases Security Updates

VMware has released security updates to address a vulnerability in multiple products. An attacker could exploit this vulnerability to obtain access to sensitive information. NCCIC/US-CERT encourages users and administrators to review the VMware Security Advisory VMSA-2018-0004 and apply the...

VMware Releases Security Updates

VMware has released security updates to address multiple vulnerabilities in vRealize Operations for Horizon, vRealize Operations for Published Applications, Workstation, Horizon View Client, and Tools. A remote attacker could exploit these vulnerabilities to take control of an affected system...

Google Releases Security Update for Chrome

Google has released Chrome version 63.0.3239.108 for Windows, Mac, and Linux. This version addresses a vulnerability that an attacker could exploit to take control of an affected system. US-CERT encourages users and administrators to review the Chrome Releases page and apply the necessary update...

Apple Releases Multiple Security Updates

Apple has released security updates to address vulnerabilities in multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review Apple security pages for the following products and apply...

Oracle Releases Security Bulletin

Oracle has released its Critical Patch Update for October 2017 to address 252 vulnerabilities across multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. Users and administrators are encouraged to review the Oracle October 2017...

Adobe Releases Security Updates

Adobe has released security updates to address a vulnerability in Adobe Flash Player. A remote attacker could exploit this vulnerability to take control of an affected system. US-CERT encourages users and administrators to review Adobe Security Bulletin APSB17-32 and apply the necessary updates...

Cisco Releases Security Updates

Cisco has released updates to address vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to cause a denial-of-service condition. US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the...

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. US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the...

Joomla! Releases Security Update

Joomla! has released version 3.8.0 of its Content Management System CMS software to address a vulnerability. A remote attacker could exploit this vulnerability to obtain access to sensitive information. US-CERT encourages users and administrators to review the Joomla! Security Release and apply t...

DNSSEC Key Signing Key Rollover

On October 11, 2017, the Internet Corporation for Assigned Names and Numbers ICANN will be changing the Root Zone Key Signing Key KSK used in the domain name system DNS Security Extensions DNSSEC protocol. DNSSEC is a set of DNS protocol extensions used to digitally sign DNS information, which is...

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...

Drupal Releases Security Updates

Drupal has released an advisory to address several vulnerabilities in Drupal 8.x. A remote attacker could exploit one of these vulnerabilities to obtain or modify sensitive information. US-CERT encourages users and administrators to review Drupal's Security Advisory and upgrade to version 8.3.7...

Joomla! Releases Security Update

Joomla! has released version 3.7.4 of its Content Management System CMS software to address several vulnerabilities. A remote attacker could exploit some of these vulnerabilities to take control of an affected website. US-CERT encourages users and administrators to review the Joomla! Security...

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. A remote attacker may exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review Apple security pages for the following products and apply t...

VMware Releases Security Updates

VMware has released security updates to address vulnerabilities in vSphere Data Protection. Exploitation of these vulnerabilities could allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review VMware Security Advisory VMSA-2017-0010 and...

Cisco Releases Security Updates

Cisco has released updates to address several vulnerabilities affecting multiple products. A remote attacker could exploit one of these vulnerabilities to take control of a system. Users and administrators are encouraged to review the following Cisco Security Advisories and apply the necessary...

Microsoft Releases Critical Security Update

Microsoft has released a critical out-of-band security update addressing a vulnerability in the Microsoft Malware Protection Engine. A remote attacker could exploit this vulnerability to take control of an affected system. Users and administrators are encouraged to review Microsoft Security...

Google Docs Phishing Campaign

US-CERT is aware of a phishing campaign that affected Google Docs users. The campaign used spoofed email addresses to target users with emails purporting to share a document for collaboration. Once the targeted users accepted invitations, they were encouraged to allow the phishing program access ...

Google Releases Security Updates for Chrome

Google has released Chrome version 57.0.2987.133 for Windows, Mac, and Linux. This version addresses multiple vulnerabilities that, if exploited, may allow an attacker to take control of an affected system. Users and administrators are encouraged to review the Chrome Releases page and apply the...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in its IOS, IOS XE, and IOx Software. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system or cause a denial-of-service condition. Users and administrators are encouraged to...

Mozilla Releases Security Updates

Mozilla has released security updates to address a vulnerability in Firefox and Firefox ESR. Exploitation of this vulnerability may allow an attacker to take control of an affected system. US-CERT encourages users and administrators to review the Mozilla Security Advisory for Firefox and Firefox...

Microsoft Releases March 2017 Security Bulletin

Microsoft has released 18 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. Users and administrators are encouraged to review Microsoft Security Bulletins MS17-006 through...

IRS Releases Tax-Time Guide

The Internal Revenue Service IRS has released tax-time advice intended to help the public protect their personal and financial data and computers. Recommendations include using strong passwords, backing up files, and using robust security software to help block malware and viruses. Users and...

CERT/CC Reports a Microsoft SMB Vulnerability

CERT Coordination Center CERT/CC has released information on a Server Message Block SMB vulnerability affecting Microsoft Windows. Exploitation of this vulnerability could allow a remote attacker to cause a denial-of-service condition. No patches are currently available, but mitigations include...

Oracle Releases Security Bulletin

Oracle has released its Critical Patch Update for January 2017 to address 270 vulnerabilities across multiple products. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system. Users and administrators are encouraged to review the Oracle...

SMB Security Best Practices

In response to public reporting of a potential Server Message Block SMB vulnerability, US-CERT is providing known best practices related to SMB. This service is universally available for Windows systems, and legacy versions of SMB protocols could allow a remote attacker to obtain sensitive...

Google Releases Security Update for Chrome

Google has released Chrome version 54.0.2840.59 to address multiple vulnerabilities for Windows, Mac, and Linux. Exploitation of some of these vulnerabilities may allow an attacker to take control of an affected system. Users and administrators are encouraged to review the Chrome Releases page an...

Week Two of National Cyber Security Awareness Month

October is National Cyber Security Awareness Month, an annual campaign to raise awareness about cybersecurity. In partnership with DHS, the National Cyber Security Alliance has released information on “Cyber from the Break Room to the Board Room” describing how users can protect their businesses...

VMware Releases Security Updates

VMware has released security updates to address a vulnerability in Horizon View. Exploitation of this vulnerability could allow a remote attacker to obtain sensitive information. Users and administrators are encouraged to review VMware Security Advisory VMSA-2016-0015 and apply the necessary...

OpenSSL Releases Security Updates

OpenSSL has released security updates to address vulnerabilities in previous versions. Exploitation of some of these vulnerabilities may allow a remote attacker to cause a denial-of-service condition. Available updates include: OpenSSL 1.1.0b for 1.1.0 users OpenSSL 1.0.2j for 1.0.2i users OpenSS...

WordPress Releases Security Update

WordPress 4.6 and prior versions are affected by two vulnerabilities. Exploitation of one of these vulnerabilities could allow a remote attacker to take control of an affected website. US-CERT encourages users and administrators to review the WordPress Security Release and upgrade to WordPress...

FTC Releases Alert on Louisiana Flood Disaster Scams

The Federal Trade Commission FTC has released an alert on scams that cite the recent flood disaster in Louisiana. These charity scams take many forms, including emails containing links or attachments that direct users to phishing or malware-infected websites. Donation requests from fraudulent...

Cisco Releases Security Update

Cisco has released a security update to address a vulnerability in its IOS XR Software for ASR 9001 Aggregation Services Routers. Exploitation of this vulnerability could allow an remote attacker to cause a denial-of-service condition. US-CERT encourages users and administrators to review the Cis...

Mozilla Releases Security Updates

Mozilla has released security updates to address multiple vulnerabilities in Firefox and Firefox ESR. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system. Available updates include: Firefox 48 Firefox ESR 45.3 Users and administrators ar...

Apple Releases Multiple Security Updates

Apple has released security updates for iTunes, Safari, tvOS, watchOS, iOS, and OS X El Captain. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system. Available updates include: iTunes 12.4.2 for Windows 7 and later Safari 9.1.2 for OS X...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in Acrobat, Flash Player, Reader, and XMP Tookit for Java. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system Users and administrators are encouraged to review Adobe Securit...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in several products. Exploitation of some of these vulnerabilities could allow an unauthenticated remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the following Cisco Securit...

Symantec Releases Security Update

Symantec has released Anti-Virus Engine 20151.1.1.4 to address a vulnerability in Symantec Antivirus products. Exploitation of this vulnerability may allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the Symantec Security Advisory...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in Flash Player, Creative Cloud Desktop Application, and RoboHelp Server. 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...