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Juniper Networks IDP Systems Protect Against New Microsoft Windows Vulnerabilities Disclosed Today

SUNNYVALE, Calif., February 8, 2005 - Juniper Networks, Inc. (Nasdaq: JNPR) announced its award-winning intrusion detection and prevention (IDP) systems are able to offer protection for eight "critical" vulnerabilities announced today by Microsoft Corporation. Of these critical vulnerabilities, the Juniper Networks IDP systems offer "zero day" protection for two: MS05-005 - that could lead to buffer overrun within Office XP and MS05-015 - that could allow remote code execution in the Hyperlink Object Library. Juniper Networks IDP systems are able to protect against all of today's "important" Microsoft notices.

Juniper Networks IDP systems, running the 3.0 and above versions of its IDP operating code, can detect and prevent a majority of the vulnerabilities announced by Microsoft today. Additionally, Juniper Networks firewalls may be used to protect a portion of these vulnerabilities. In most cases, the vulnerabilities allow the attacker to gain control of affected systems.

For More Information

Additional information about Juniper Networks security solutions can be found at https://www.juniper.net/products/. More detailed information about all of the month's Microsoft vulnerabilities can be obtained from Juniper Networks at https://www.juniper.net/support/security/microsoft/current_updates.html or Microsoft at http://www.microsoft.com/security/bulletins/200502_windows.mspx.

About Juniper Networks, Inc.

Juniper Networks is the leader in enabling secure and assured communications over a single IP network. The company's purpose-built, high performance IP platforms enable customers to support many different services and applications at scale. Service providers, enterprises, governments and research and education institutions worldwide rely on Juniper Networks to deliver products for building networks that are tailored to the specific needs of their users, services and applications. Juniper Networks' portfolio of proven networking and security solutions supports the complex scale, security and performance requirements of the world's most demanding networks. Additional information can be found at www.juniper.net.

Juniper Networks, the Juniper Networks logo, NetScreen, NetScreen Technologies, the NetScreen logo, NetScreen-Global Pro, ScreenOS, and GigaScreen are registered trademarks of Juniper Networks, Inc. in the United States and other countries.