U.S. Flag Official website of the Department of Homeland Security

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 Releases Security Advisory for IOS XR Software Border Gateway Protocol

Cisco has released a security advisory to address a vulnerability in the Cisco IOS XR Software Border Gateway Protocol feature. Exploitation of this vulnerability may result in the continuous resetting of BGP peering sessions, which may cause a denial-of-service condition for affected networks.

US-CERT encourages users and administrators to review Cisco security advisory cisco-sa-20100827-bgp and apply any necessary updates to help mitigate the risks.

RealNetworks Releases Update to Address Vulnerabilities in RealPlayer

RealNetworks, Inc. has released an update for RealPlayer to address multiple vulnerabilities. These vulnerabilities may allow a remote, unauthenticated attacker to execute arbitrary code or obtain sensitive information.

US-CERT encourages users and administrators to review the RealNetworks, Inc. security advisory for these vulnerabilities and apply any necessary updates to help mitigate the risks.

Cisco Releases Advisories for Unified Communications Manager and Unified Presence

Cisco has released security advisories to address multiple vulnerabilities affecting Unified Communications Manager and Unified Presence.

These vulnerabilities affect the processing of Session Initiation Protocol (SIP) messages. Exploitation of these vulnerabilities may allow an attacker to cause a denial-of-service condition, which could cause an interruption of voice services.

Cisco Unified Communications Manager users and administrators are encouraged to review Cisco security advisory cisco-sa-20100825-cucm and apply any necessary updates to help mitigate the risks. Cisco Unified Presence users and administrators are encouraged to review Cisco security advisory cisco-sa-20100825-cup and apply any necessary updates to help mitigate the risks.

Pages

This product is provided subject to this Notification and this Privacy & Use policy.

Back to Top