May 11, 2011 - Current Activity
This is an archived copy of current activity, if you would like to see the most recent version, please click here.
WebGL Security Risks
added May 11, 2011 at 01:50 pmUS-CERT is aware of reports indicating that WebGL contains multiple significant security issues. The impact of these issues includes arbitrary code execution, denial of service, and cross-domain attacks. WebGL is a new web standard that is enabled by default in Firefox 4 and Google Chrome and is included in Safari.
US-CERT encourages users and administrators to review the Context report and update their systems as necessary to help mitigate the risks.
Microsoft Releases May Security Bulletin
added May 10, 2011 at 01:09 pmMicrosoft has released updates to address vulnerabilities in Microsoft Windows and Microsoft Office as part of the Microsoft Security Bulletin Summary for May 2011. These vulnerabilities may allow an attacker to execute arbitrary code.
US-CERT encourages users and administrators to review the bulletin and follow best-practice security policies to determine which updates should be applied.
Apple Releases iOS 4.3.3
added May 9, 2011 at 03:22 pmApple released iOS 4.3.3 for the iPhone, iPod Touch, and iPad to address location tracking history capabilities. This update specifically addresses two bugs in iOS that resulted in the devices storing historical location data for too long.
US-CERT encourages users and administrators to review Apple article DL1358 and update to iOS 4.3.3.
Microsoft Releases Advance Notification for May Security Bulletin
added May 5, 2011 at 01:14 pm
Microsoft has issued a Security Bulletin Advance Notification indicating its May release will contain two bulletins. One of these bulletins will have the severity rating of critical and will be for Microsoft Windows. The remaining bulletin will have the severity rating of important and will be for Microsoft Office. Release of these bulletins is scheduled for Tuesday, May 10, 2011.
US-CERT will provide additional information as it becomes available.
Osama Bin Laden's Death Email Scams, Fake Antivirus, and Phishing Attack Warning
added May 2, 2011 at 02:17 pmUsers should be aware of potential email scams, fake antivirus, and phishing attacks regarding Osama Bin Laden's death. Email scams may contain links or attachments that may direct users to malicious websites. Fake antivirus attacks may come in the form of pop-ups that flash security warnings and ask the user for credit card information. Phishing emails and websites requesting personal information commonly appear after this type of news.
US-CERT encourages users to take the following measures to protect themselves:
- Do not follow unsolicited web links or attachments in email messages.
- Maintain up-to-date antivirus software.
- Review the Recognizing Fake Antivirus document for additional information regarding fake antivirus.
- Refer to the Avoiding Social Engineering and Phishing Attacks document for additional information on social engineering attacks.
- Refer to the Recognizing and Avoiding Email Scams (pdf) document for additional information on social engineering attacks.
- Review the related NCCIC Advisory (pdf) on Osama Bin Laden-Themed Phishing Attempts.
Video Game Phishing
added April 29, 2011 at 10:15 amUS-CERT is aware of reports that some users on the Xbox 360 video game system are receiving potential phishing attempts through an in-game messaging service. In-game message phishing is not a Microsoft issue and has nothing to do with Xbox LIVE. Games are products of third party developers that are playable on Xbox LIVE and other gaming systems.
Microsoft has posted a service alert on the Xbox LIVE status page regarding this issue.
US-CERT encourages users to take the following measures to protect themselves from these types of phishing attacks:
- Refer to the Recognizing and Avoiding Email Scams (pdf) document for more information on avoiding email scams.
- Refer to the Avoiding Social Engineering and Phishing Attacks document for more information on social engineering attacks.
Mozilla Releases Firefox updates
added April 29, 2011 at 08:55 amMozilla has released Firefox 4.0.1, 3.6.17, and 3.5.19 to address multiple vulnerabilities. The impact of these vulnerabilities includes arbitrary code execution, privilege escalation, directory traversal, and information disclosure.
US-CERT encourages users and administrators to review the Mozilla Foundation Security Advisories for April 28, 2011 and apply any necessary updates to mitigate the risks.
Cisco Releases Security Advisory for Cisco Unified Communications Manager
added April 28, 2011 at 01:15 pmCisco has released a security advisory to address multiple vulnerabilities in Cisco Unified Communications Manager. These vulnerabilities may allow an attacker to perform SQL injection attacks, conduct directory traversal attacks, or cause a denial-of-service condition.
US-CERT encourages users and administrators to review Cisco security advisory cisco-sa-20110427-cucm and apply any necessary updates or workarounds to help mitigate the risks.
Google Releases Chrome 11.0.696.57
added April 28, 2011 at 08:11 amGoogle has released Chrome 11.0.696.57 for Windows, Mac, Linux, and Chrome Frame to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or conduct cross-site scripting attacks.
US-CERT encourages users and administrators to review the Google Chrome Releases blog entry and update to Chrome 11.0.696.57 to help mitigate the security risks.
WordPress Releases Version 3.1.2
added April 27, 2011 at 07:55 amWordPress has released WordPress 3.1.2 to address a vulnerability. Execution of this vulnerability may allow an attacker to operate with elevated privileges.
US-CERT encourages users and administrators to review the WordPress Codex document for version 3.1.2 and apply any necessary updates to help mitigate the risks.