New CWE List of Common Security Weaknesses

MITRE has released version 4.0 of the community-developed Common Weakness Enumeration CWE list. Previous CWE list versions describe common software security weaknesses. With version 4.0, the CWE list expands to include hardware security weaknesses. Additionally, version 4.0 simplifies the...

CISA Releases Draft of Binding Operational Directive on Developing a Vulnerability Disclosure Policy

The Cybersecurity and Infrastructure Security Agency CISA has released a draft of Binding Operational Directive BOD 20-01, Develop and Publish a Vulnerability Disclosure Policy. BOD 20-01 will require each federal agency to publish a vulnerability disclosure policy VDP. CISA has posted the draft...

Intel Side-Channel L1TF Vulnerability

Intel has released recommendations to address a side-channel vulnerability called L1 Terminal Fault L1TF that affects multiple Intel microprocessors. An attacker could exploit this vulnerability to obtain sensitive information. NCCIC encourages users and administrators to review Intel's Security...

Bluetooth Vulnerability

NCCIC is aware of a vulnerability affecting Bluetooth firmware and operating system software drivers. A remote attacker could exploit this vulnerability to obtain sensitive information. NCCIC encourages users and administrators to review Vulnerability Note VU 304725 for more information and refer...

Cisco Releases Security Updates

Cisco has released security updates to address a vulnerability in its Cisco CloudCenter Orchestrator. Exploitation of this vulnerability could allow a remote attacker to take control of an affected system. Users and administrators are encouraged to review the Cisco Security Advisory and apply the...

ACSC Releases Risk Mitigation Strategies Against Malicious Email

The Australian Cyber Security Centre ACSC has published guidance to organizations on risks posed by malicious email. Systems infected through targeted email phishing campaigns act as an entry point for attackers to spread throughout an organization's entire enterprise, steal sensitive business or...

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 46 Firefox ESR 38.8 Firefox ESR 45.1 Users and...

Apple Releases Multiple Security Updates

Apple has released security updates for iOS, watchOS, tvOS, Xcode, OS X El Capitan, OS X Server 5.1, and Safari to address multiple vulnerabilities. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system. Available updates include: iOS 9.3...

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 45 Firefox ESR 38.7 Users and administrators ar...

IC3 Warns of Cyber Attacks Focused on Law Enforcement and Public Officials

The Internet Crime Complaint Center IC3 has issued an alert warning that law enforcement personnel and public officials may be at an increased risk of cyber attacks. In addition to doxing the act of gathering and publishing individuals' personal information without permission, threat actors have...

IC3 Issues Alert on Gift Card Scams

The Internet Crime Complaint Center IC3 has released an alert warning consumers of fraud around the resale of gift cards. The secondary gift card market has grown in recent years, and criminal activity has been identified on sites facilitating such exchanges. When purchasing gift cards, look for...

Google Releases Security Update for Chrome

Google has released Chrome 41.0.2272.118 for Windows, Mac, and Linux to address multiple vulnerabilities. Exploitation of one of these vulnerabilities could allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the Google Chrome blog...

Affordable Care Act Phishing Campaign

US-CERT is aware of a phishing campaign purporting to come from a U.S. Federal Government Agency. The phishing emails reference the Affordable Care Act in the subject and claim to direct users to health coverage information, but instead direct them to sites which attempt to elicit private...

Google Releases Security Updates for Chrome and Chrome OS

Google has released security updates to address multiple vulnerabilities in Chrome and Chrome OS, one of which could potentially allow an attacker to take control of the affected system. Updates available include: Chrome 38.0.2125.104 for Windows, Mac and Linux Chrome OS 38.0.2125.108 for all...

Oracle Releases July 2014 Security Advisory

Oracle has released its Critical Patch Update for July 2014 to address 113 vulnerabilities across multiple products. This update contains the following security fixes: 5 for Oracle Database Server 29 for Oracle Fusion Middleware 7 for Oracle Hyperion 1 for Oracle Enterprise Manager Grid Control 5...

OpenSSL Releases Security Advisory

OpenSSL has released updates patching 6 vulnerabilities, which may allow an attacker to decrypt or modify traffic between a vulnerable client and server, cause a denial of service condition, or remotely execute arbitrary code. The following updates are available: OpenSSL 0.9.8 SSL/TLS users shoul...

Microsoft Internet Explorer Use-After-Free Vulnerability Guidance

US-CERT is aware of active exploitation of a use-after-free vulnerability in Microsoft Internet Explorer. This vulnerability affects IE versions 6 through 11 and could allow unauthorized remote code execution. US-CERT recommends that users and administrators review Microsoft Security Advisory...

Mozilla Releases Updates for Firefox, Thunderbird, and Seamonkey

The Mozilla Foundation has released security updates to address multiple vulnerabilities in Firefox, Thunderbird, and Seamonkey. Exploitation of these vulnerabilities may allow an attacker to obtain sensitive information, cause a denial-of-service condition, execute arbitrary code, or operate wit...

Apple Releases Security Update for Java on OS X

Apple has released a security update for Java on Mac OS X v10.6.8, Mac OS X Server v10.6.8, OS X Lion v10.7 or later, OS X Lion Server v10.7 or later, and OS X Mountain Lion 10.8 or later to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code wi...

Security Updates Available for Adobe Flash Player

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

Apple Releases Security Update for Safari on OS X

Apple has released security updates for Safari 6.0.5 to address multiple vulnerabilities. These vulnerabilities could allow a remote attacker to execute arbitrary code or cause a denial-of-service condition. Safari 6.0.5 WebKit updates are available for the following versions: OS X Lion v10.7.5 O...

Google Releases Google Chrome 25.0.1364.87

Google has released Google Chrome 25.0.1364.87 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to cause a denial-of-service condition or bypass security features. US-CERT encourages users and administrators to review the Google Chrome Release blog entry and update...

Google Releases Google Chrome 23.0.1271.95

Google has released Google Chrome 23.0.1271.95 for Windows, Mac, and ChromeFrame to address multiple vulnerabilities. These vulnerabilities could result in a denial of service or allow an attacker to execute arbitrary code. US-CERT encourages users and administrators to review the Google Chrome...

Holiday Season Phishing Scams and Malware Campaigns

Since the winter holidays are quickly approaching, US-CERT is republishing this entry to increase awareness about phishing scams and malware campaigns. In the past, US-CERT has received reports of an increased number of phishing scams and malware campaigns that take advantage of the winter holida...

Google Releases Google Chrome 19.0.1084.52

Google has released Google Chrome 19.0.1084.52 for Linux, Mac, Windows, and Chrome Frame to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition. US-CERT encourages users and administrators to review the...

Microsoft Releases March Security Bulletin

Microsoft has released updates to address vulnerabilities in Microsoft Windows, Visual Studio, and Express Design as part of the Microsoft Security Bulletin Summary for March 2012. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or opera...

Best Practices for Recovery from the Malicious Erasure of Files

There are many ways in which cyber criminals can damage computer systems and data, including changing or deleting files, wiping hard drives, and erasing backups to hide their malicious activity. Hard drives are wiped, or "zeroed out," when the original data is overwritten with zeros or different...

Fraudulent Digital Certificates Could Allow Spoofing

US-CERT is aware of public reports that DigiCert Sdn. Bhd has issued 22 certificates with weak encryption keys. This could allow an attacker to use these certificates to impersonate legitimate site owners. DigiCert Sdn. Bhd has revoked all the weak certificates that they issued. Entrust, the pare...

Adobe Releases Security Bulletin for Adobe Shockwave Player

Adobe has released a security update for Adobe Shockwave Player to address multiple vulnerabilities. Exploitation of these vulnerabilities may allow an attacker to execute arbitrary code. These vulnerabilities affect Shockwave Player 11.6.1.629 and earlier versions for the Windows and Macintosh...

Microsoft Releases Advance Notification for October Security Bulletin

Microsoft has issued a Security Bulletin Advance Notification indicating that its October release will contain eight bulletins. These bulletins will have the severity ratings of critical and important and will be for Microsoft .NET Framework, Microsoft Silverlight, Microsoft Windows, Internet...

Google Releases Chrome 13.0.782.107

Google has released Chrome 13.0.782.107 for Windows, Mac, Linux, and Chrome Frame to address multiple vulnerabilities. These vulnerabilities may allow an attacker to perform a cross-site scripting attack, or to execute arbitrary code. US-CERT encourages users and administrators to review the Goog...

Gmail Phishing Attack

US-CERT is aware of public reports of a phishing attack that specifically targets US government and military officials' Gmail accounts. The attack arrives via an email sent from a spoofed address of an individual or agency known to the targeted user. The email contains a "view download" link that...

Google Releases Chrome 10.0.648.133

Google has released Chrome 10.0.648.133 for Windows, Mac, Linux, and Chrome Frame. This update addresses a vulnerability that may allow an attacker to execute arbitrary code. US-CERT encourages users and administrators to review the Google Chrome Releases blog entry and apply any necessary update...

Adobe Releases Updates for Adobe Reader and Acrobat

Adobe has released updates for Reader and Acrobat to address multiple vulnerabilities affecting the following software versions: Adobe Reader X 10.0 and earlier versions for Windows and Macintosh Adobe Reader 9.4.1 and earlier versions for Windows, Macintosh, and Unix Adobe Acrobat x 10.0 and...

Microsoft Releases Advance Notification for February Security Bulletin

Microsoft has issued a Security Bulletin Advance Notification indicating that its February release will contain 12 bulletins. Three of these bulletins will have the severity rating of critical and will be for Microsoft Windows and Internet Explorer. The remaining bulletins will have a severity...

VMware Releases Updates for ESX Service Console Packages

VMware has released security updates for multiple third party packages for the ESX Service Console. These updates address vulnerabilities in the perl, krb5, samba, tar, and cpio packages. Exploitation of these vulnerabilities may allow an attacker to execute arbitrary code, cause a...

Adobe Releases Security Update for Flash Player

Adobe has released Flash Player 10.1.82.76 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition. This vulnerability also affects Adobe Air 2.0.2.12310 and earlier versions. US-CERT encourages users and...

Microsoft Windows Help and Support Center Vulnerability

US-CERT is aware of a vulnerability affecting the Mircosoft Windows Help and Support Center. This vulnerability is due to improper sanitization of hcp:// URIs. Exploitation of this vulnerability may allow a remote, unauthenticated attacker to execute arbitrary commands. US-CERT encourages users a...

Foxit Reader 3.2.1.0401 Released

The Foxit Corporation has released Foxit Reader 3.2.1.0401 to address a critical vulnerability. Exploitation of this vulnerability may allow a remote, unauthenticated attacker to execute arbitrary code. US-CERT encourages users and administrators to review the Foxit notice regarding the release a...

Apple Releases Security Update 2010-002 and Mac OS X v10.6.3

Apple has released Security Update 2010-002 and Mac OS X v10.6.3 to address multiple vulnerabilities that affect a number of applications. These vulnerabilities may allow an attacker to execute arbitrary code, obtain sensitive information, cause a denial-of-service condition, bypass security...

Zeus Trojan Campaign Warning

US-CERT is aware of public reports of malicious code circulating via spam email messages impersonating the Department of Homeland Security DHS. The attacks arrive via unsolicited email messages that may contain subject lines related to DHS or other government activity. These messages may contain ...

Cisco Releases Multiple Security Advisories

Cisco has released three security advisories to address vulnerabilities. Security advisory, cisco-sa-20100217-fwsm, addresses a vulnerability in the Cisco Firewall Services Module FWSM for the Cisco Catalyst 6500 Series Switches and Cisco 7600 Series Routers. Successful and repeated exploitation ...

Adobe Releases Update for Adobe Reader and Acrobat

Adobe has released an update for Reader and Acrobat to address multiple vulnerabilities. These vulnerabilities affect Adobe Reader 9.2 and earlier versions for Windows, Macintosh, and UNIX and Adobe Acrobat 9.2 and earlier versions for Windows and Macintosh. Exploitation of these vulnerabilities...

CISA Releases Five Industrial Control Systems Advisories

CISA released five Industrial Control Systems ICS Advisories. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-308-01 Fuji Electric Monitouch V-SFT-6 ICSA-25-308-02 Survision License Plate Recognition Camera...

New Guidance Released on Microsoft Exchange Server Security Best Practices

Today, CISA, in partnership with the National Security Agency and international cybersecurity partners, released Microsoft Exchange Server Security Best Practices, a guide to help network defenders harden on-premises Exchange servers against exploitation by malicious actors. Threat activity...

CISA Releases Eight Industrial Control Systems Advisories

CISA released eight Industrial Control Systems ICS Advisories. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-296-01 AutomationDirect Productivity Suite ICSA-25-296-02 ASKI Energy ALS-Mini-S8 and ALS-Mini-S4...

CISA, NSA, and Global Partners Release a Shared Vision of Software Bill of Materials (SBOM) Guidance

CISA, in collaboration with NSA and 19 international partners, released joint guidance outliningA Shared Vision of Software Bill of Materials SBOM for Cybersecurity. This marks a significant step forward in strengthening software supply chain transparency and security worldwide. An SBOM is a form...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-5777link is external Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability These types of vulnerabilities are frequent attack vectors for malicio...

CISA Releases Seven Industrial Control Systems Advisories

CISA released seven Industrial Control Systems ICS advisories on June 5, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-155-01 CyberData 011209 SIP Emergency Intercom ICSA-25-155-02 Hitachi Energy Relion 670,...

CISA Adds Six Known Exploited Vulnerabilities to Catalog

CISA has added six new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2025-4427link is external Ivanti Endpoint Manager Mobile EPMM Authentication Bypass Vulnerability CVE-2025-4428link is external Ivanti Endpoint Manager Mobile EPMM...