The US-CERT Current Activity web page is a regularly updated summary of the most frequent, high-impact types of security incidents currently being reported to the US-CERT.
Cisco has released a security advisory to address a vulnerability in the Cisco Internet Streamer application that is part of the Cisco Content Delivery System. Exploitation of this vulnerability may allow a remote, unauthenticated attacker to obtain sensitive information, including password files and system logs. This information could be used to leverage subsequent attacks.
US-CERT encourages users and administrators to review Cisco security advisory cisco-sa-20100721 and apply any necessary updates to help mitigate the risks.
The Mozilla Foundation has released Firefox 3.6.7 and Firefox 3.5.11 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, obtain sensitive information, bypass security restrictions, or conduct cross-site scripting attacks. Some of these vulnerabilities also affect Thunderbird and SeaMonkey.
US-CERT encourages users and administrators to review the Mozilla Foundation security advisories released on July 20, 2010, and apply any necessary updates to help mitigate the risks.
Apple has released iTunes 9.2.1 to address a vulnerability. This vulnerability is due to improper handling of itpc URLs. itpc is the protocol used by Apple iTunes for handling podcasts. By convincing a user to access a specially crafted itpc URL, an attacker may be able to execute arbitrary code or cause a denial-of-service condition.
US-CERT encourages users and administrators to review Apple article HT4263 and update to iTunes 9.2.1 to help mitigate the risks associated with this vulnerability.