NCCIC Releases Analysis Report on JexBoss

NCCIC has released Analysis Report AR AR18-312A: JexBoss - JBoss Verify and EXploitation Tool. Cyber threat actors use JexBoss to remotely access victims' systems. The report provides information on JexBoss' capabilities, as well as suggestions for detection and mitigation. NCCIC encourages users...

libssh Releases Security Updates

libssh has released security updates addressing a vulnerability affecting libssh versions 0.6 and above. A remote attacker could exploit this vulnerability to take control of an affected system. NCCIC encourages users and administrators to review the libssh Security Release for additional...

FBI Releases Guidance on Defending Against Travel Scams

The Federal Bureau of Investigation FBI has released an article on building a digital defense against travel scams. FBI explains how scammers trick consumers with "free" vacation ploys. These offers may be fake or involve hidden fees. Legitimate companies will not ask prize winners to pay to clai...

Intel Releases Security Advisory on Lazy FP State Restore Vulnerability

Intel has released recommendations to address a vulnerability—dubbed Lazy FP state restore—affecting Intel Core-based microprocessors. An attacker could exploit this vulnerability to obtain access to sensitive information. NCCIC encourages users and administrators to review Intel's Security...

IRS Warns Tax Professionals of Phishing Scam

The Internal Revenue Service IRS has issued a news release warning tax professionals to beware of a new phishing email scam. Cyber criminals posing as state accounting and professional associations have been sending emails to entice their targets to reveal login credentials. Tax practitioners...

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/US-CERT encourages users and administrators to review Apple security pages for the following products and apply...

Lenovo Releases Security Advisory

Lenovo has released security updates to address a vulnerability affecting Enterprise Network Operating System ENOS firmware. An attacker could exploit this vulnerability to obtain sensitive information. NCCIC/US-CERT encourages users and administrators to review Lenovo's Security Advisory and the...

Apple Releases Security Update for macOS High Sierra

Apple has released a supplemental security update to address a vulnerability in macOS High Sierra 10.13. An attacker could exploit this vulnerability to take control of an affected system. US-CERT encourages users and administrators to review CERT/CC Vulnerability Note VU113765 and the Apple...

Apple Releases Multiple Security Updates

Apple has released security updates for several products to address multiple vulnerabilities. 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 following Apple Support Articles...

Google Releases Security Update for Chrome

Google has released Chrome version 57.0.2987.98 for Windows, Mac, and Linux. This version addresses multiple vulnerabilities that, if exploited, may allow an attacker to take control of an affected system. US-CERT encourages users and administrators to review the Chrome Releases page and apply th...

Joomla! Releases Security Update for CMS

Joomla! has released version 3.6.5 of its Content Management System CMS software to address multiple vulnerabilities. Exploitation of one of these vulnerabilities may allow a remote attacker to take control of an affected website. US-CERT encourages users and administrators to review the Joomla!...

FTC Releases Alert on Securing Personal Information When Using Rental Vehicles

The Federal Trade Commission FTC has released recommendations for consumers to protect their personal data when using rental vehicles. Rental vehicles may contain infotainment systems that can connect with personal devices to stream music, allow hands-free calls and texts, or guide navigation...

DHS Announces Cyber Incident Reporting Information

The United States Department of Homeland Security DHS has released guidelines and points of contact for reporting cyber incidents to the Federal Government. This communication follows the recent release of Presidential Policy Directive 41 PPD-41—United States Cyber Incident Coordination—which...

Vulnerabilities Identified in Network Time Protocol Daemon (ntpd)

The Network Time Foundation's NTP Project has released version ntp-4.2.8p8 to address multiple vulnerabilities in ntpd. Exploitation of one of these vulnerabilities may allow a remote attacker to cause a denial-of-service condition. Users and administrators are encouraged to review Vulnerability...

FTC Releases Alert on Earthquake Disaster Email Scams

The Federal Trade Commission FTC has released an alert on email scams that cite the recent earthquakes in Ecuador and Japan. The scam emails may contain links or attachments that direct users to phishing or malware-infected websites. Donation requests from fraudulent charitable organizations...

Adobe Releases Updates for Flash Player

Adobe has released security updates to address multiple vulnerabilities in Flash Player. 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 Security Bulletin APSB16-10 and apply t...

IRS Issues Warning for Tax Phishing Scam

The Internal Revenue Service IRS has issued a press release to address a phishing scam targeting taxpayers. Email scammers have been observed citing tax fraud to trick victims into clicking on a malicious link. Taxpayers should be suspicious of unsolicited emails. Users and administrators are...

OpenSSL Releases Security Advisory

OpenSSL versions 1.0.2f and 1.0.1r have been released to address vulnerabilities in prior versions. Exploitation of these vulnerabilities may allow a remote attacker to obtain sensitive information. US-CERT encourages users and administrators to review the OpenSSL Security Advisory and apply the...

IRS Releases Eighth Security Tip

The Internal Revenue Service IRS has released the eighth 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 methods users should follow t...

IRS Releases Fifth Tax Security Tip

The Internal Revenue Service IRS has released the fifth in a series of tips intended to help the public protect personal and financial data online and at home. This tip focuses on guarding personal information for family members who are susceptible to cyber threats. Recommendations include keepin...

Mozilla Releases Security Updates for Firefox and Firefox ESR

The Mozilla Foundation has released security updates to address 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 43 Firefox ESR 38.5 US-CERT encourages...

Apache Commons Collections Java Library Vulnerability

US-CERT is aware of a deserialization vulnerability in the Apache Commons Collections ACC Java library. Java applications that either directly use ACC, or contain ACC in their classpath, may be vulnerable to arbitrary code execution. US-CERT encourages users and administrators to review...

Required Group Policy Preference Actions for Microsoft Security Bulletin MS14-025

US-CERT is aware of continued exploitation of insecurely stored passwords in Group Policy Preferences, due to incomplete implementations of Microsoft Security Bulletin MS14-025. Systems may still be vulnerable to exploitation if administrators have not cleared all previously stored passwords from...

Best Practices to Protect You, Your Network, and Your Information

The National Cybersecurity and Communications Integration Center NCCIC and its partners responded to a series of data breaches in the public and private sector over the last year, helping organizations through incident response actions, conducting damage assessments, and implementing restoration...

Cisco Releases Security Updates

Cisco has released software updates to address a vulnerability in Cisco IOS XE Software for ASR 1000 Series Aggregation Services Routers. Exploitation of this vulnerability may allow a remote attacker to cause a denial-of-service condition. US-CERT encourages users and administrators to review...

Updates Available for Flash AS3 opaqueBackground and BitmapData Use-After-Free Vulnerabilities

Adobe has released security updates to address critical vulnerabilities within the ActionScript 3 opaqueBackground and BitmapData classes of Flash Player. Exploitation of these vulnerabilities could allow a remote attacker to execute arbitrary code on a vulnerable system. Versions affected includ...

Ubuntu Releases Security Update

Ubuntu has released 10 security updates to address multiple vulnerabilities affecting Ubuntu 15.04, 14.10, 14.04 LTS, and 12.04 LTS. Exploitation of one of these vulnerabilities may allow a remote attacker to take control of the affected system. US-CERT encourages users and administrators to revi...

Microsoft Releases June 2015 Security Bulletin

Microsoft has released eight updates to address vulnerabilities in Microsoft Windows. Exploitation of some of these vulnerabilities could allow remote code execution or elevation of privileges. US-CERT encourages users and administrators to review Microsoft Security Bulletins MS15-056 through...

Microsoft Releases May 2015 Security Bulletin

Microsoft has released 13 updates to address vulnerabilities in Microsoft Windows. Some of these vulnerabilities could allow elevation of privilege, denial of service, remote code execution, information disclosure, or security feature bypass. US-CERT encourages users and administrators to review...

Google Releases Security Update for Chrome

Google has released Chrome version 42.0.2311.135 for Windows, Mac, and Linux to address multiple vulnerabilities. Exploitation of one of these vulnerabilities may allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the Google Chrome...

IC3 Issues Alert for Fake Government Websites

The Internet Crime Complaint Center IC3 has released an alert that warns consumers of fraudulent government-services websites that mimic legitimate ones. Scam operators lure consumers to these fraudulent websites in order to steal their personal identifiable information PII and collect fees for...

Guidance for Defending Against Destructive Malware

The Information Assurance Directorate of the National Security Agency NSA has released a report on Defensive Best Practices for Destructive Malware. This report details several steps network defenders can take to detect, contain, and minimize destructive malware infections. US-CERT encourages use...

Google Releases Security Update for Chrome OS

Google has released Chrome OS 40.0.2214.114 for Chrome devices to address multiple vulnerabilities. Exploitation of one these vulnerabilities could allow a remote attacker to take control of an affected system. Users and administrators are encouraged to review the Google Chrome blog entry and app...

IC3 Releases Alert for a Scam Targeting Businesses

The Internet Crime Complaint Center IC3 has released an alert warning companies of a sophisticated wire payment scam dubbed the Business E-mail Compromise. Scammers use fraudulent information to trick companies into directing financial transactions into accounts they control. Users are encouraged...

Ubuntu Releases Security Updates

Ubuntu has released security updates to address multiple vulnerabilities affecting Ubuntu 10.04 LTS, 12.04 LTS, 14.04 LTS, and 14.10. Exploitation of these vulnerabilities may allow an attacker to cause a denial of service or execute arbitrary code. Users and administrators are encouraged to revi...

Mozilla Releases Security Updates for Firefox and Thunderbird

The Mozilla Foundation has released security updates to address multiple vulnerabilities in Firefox and Thunderbird. Exploitation of these vulnerabilities may allow an attacker to obtain sensitive information, cause a denial of service, or exploit a buffer overflow on an affected browser. Updates...

Microsoft Releases November 2014 Security Bulletin

Microsoft has released updates to address vulnerabilities in Windows, Office, Exchange, .NET Framework, SharePoint, and Internet Explorer as part of the Microsoft Security Bulletin Summary for November 2014. Some of these vulnerabilities could allow remote code execution, elevation of privilege, ...

Adobe Releases Security Updates for Adobe Reader and Acrobat

Adobe has released security updates for Adobe Reader and Acrobat for Windows and Macintosh. Exploitation of these vulnerabilities could potentially allow an attacker to take control of the affected system. US-CERT encourages users and administrators to review Adobe Security Bulletin APSB14-20 and...

Apple Releases Security Updates for OS X, iOS devices, and Apple TV

Apple has released security updates for Mac OS X, iOS devices, and Apple TV to address multiple vulnerabilities, some of which could allow an attacker to execute arbitrary code, cause application termination, or expose users to covert eavesdropping. Updates available include: Security Update...

Cisco Releases Security Advisory for Prime Infrastructure Command Execution Vulnerability

Cisco has released a security advisory to address a vulnerability in Cisco Prime Infrastructure software versions 1.2, 1.3, 1.4, and 2.0 which could allow an unauthenticated, remote attacker to execute arbitrary commands with root-level privileges. US-CERT encourages users and administrators to...

Cisco UCS Director Default Credentials Vulnerability

Cisco has released a security advisory to address a vulnerability in Cisco Unified Computing System UCS Director. This vulnerability could allow an unauthenticated, remote attacker to take complete control of the affected device due to a default root user account created during installation...

Philippines Typhoon Disaster Email Scams and Phishing Attack Warning

After a natural disaster phishing emails and websites requesting donations for bogus charitable organizations begin to appear. Users should be aware of potential email scams and phishing attacks regarding the recent Philippines Typhoon disaster. Email scams may contain links or attachments which...

Microsoft Releases October 2013 Security Bulletin

Microsoft has released updates to address vulnerabilities in Microsoft Windows, Internet Explorer, .NET Framework, Office, Server Software, and Silverlight as part of the Microsoft Security Bulletin Summary for October 2013. These vulnerabilities could allow remote code execution or information...

Adobe Customer Information and Source Code Compromises

US-CERT is aware of the public acknowledgement of a compromise of up to 3 million Adobe customers' information, including names and detailed account information. The source code for multiple Adobe products may also have been compromised. US-CERT advises that Adobe customers be aware of possible...

Microsoft Releases Security Advisory

Microsoft has released Security Advisory 2862973 impacting applications and services using certificates with the MD5 hashing algorithm. Usage of the MD5 hash algorithm in certificates could allow an attacker to spoof content, perform phishing attacks, or perform man-in-the-middle attacks. US-CERT...

Security Updates Available for Adobe Reader and Acrobat

Adobe has released security updates for Adobe Reader and Acrobat to address multiple vulnerabilities. These vulnerabilities could cause a crash and potentially allow an attacker to take control of an affected system. The following versions of Adobe Reader and Acrobat are affected: Adobe Reader XI...

Microsoft Releases Security Advisory for Internet Explorer

Microsoft is investigating public reports of a remote code execution vulnerability in Internet Explorer 8 and is aware of attacks that attempt to exploit this vulnerability. This vulnerability may allow an attacker to execute arbitrary code if a user accesses a specially crafted website. Microsof...

Adobe Releases Security Updates for Adobe Flash Player

Adobe has released security updates for Adobe Flash Player to address vulnerabilities that could cause a crash and potentially allow an attacker to take control of an affected system. Security updates are available for the following versions: Adobe Flash Player 11.6.602.171 and earlier versions f...

CERT Releases UPnP Security Advisory

Multiple vulnerabilities have been announced in libupnp, the open source portable SDK for UPnP devices. Libupnp is employed by hundreds of vendors for UPnP-enabled devices. Information is also available in CERT Vulnerability Note VU922681. US-CERT recommends that affected UPnP device vendors and...

Adobe Releases Security Bulletins for Multiple Products

Adobe has released security bulletins to alert users of critical vulnerabilities in multiple products. The following products are affected: Adobe Illustrator CS 5.5 and earlier versions for Windows and Macintosh Adobe Photoshop CS 5.5 and earlier versions for Windows and Macintosh Adobe Flash...