-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 National Cyber Alert System Technical Cyber Security Alert TA07-317A Microsoft Updates for Multiple Vulnerabilities Original release date: November 13, 2007 Last revised: -- Source: US-CERT Systems Affected * Microsoft Windows * Microsoft Windows DNS Server Overview Microsoft has released updates that address critical vulnerabilities in Microsoft Windows and Microsoft Windows DNS Server. Exploitation of these vulnerabilities could allow a remote, unauthenticated attacker to execute arbitrary commands or to cause a Windows DNS server to provide incorrect DNS responses. I. Description Microsoft has released updates to address vulnerabilities that affect Microsoft Windows and Microsoft Windows DNS Server as part of the Microsoft Security Bulletin Summary for November 2007. The most severe vulnerabilities could allow a remote, unauthenticated attacker to execute arbitrary commands or cause a Windows DNS server to provide incorrect DNS responses. Further information about the vulnerabilities addressed by these updates is available in the Vulnerability Notes Database. II. Impact A remote, unauthenticated attacker could execute arbitrary commands on a vulnerable system. An attacker may also be able to cause a Windows DNS server to provide incorrect responses to DNS queries. III. Solution Apply updates from Microsoft Microsoft has provided updates for these vulnerabilities in the November 2007 security bulletins. The security bulletins describe any known issues related to the updates. Administrators are encouraged to note any known issues that are described in the bulletins and test for any potentially adverse effects. System administrators should consider using an automated patch distribution system such as Windows Server Update Services (WSUS). IV. References * US-CERT Vulnerability Notes for Microsoft November 2007 updates - <http://www.kb.cert.org/vuls/byid?searchview&query=ms07-nov> * Microsoft Security Bulletin Summary for November 2007 - <http://www.microsoft.com/technet/security/bulletin/ms07-nov.mspx> * Microsoft Update - <https://update.microsoft.com/microsoftupdate/> * Windows Server Update Services - <http://www.microsoft.com/windowsserversystem/updateservices/default.mspx> * Securing Your Web Browser - <http://www.cert.org/tech_tips/securing_browser/> ____________________________________________________________________ The most recent version of this document can be found at: <http://www.us-cert.gov/cas/techalerts/TA07-317A.html> ____________________________________________________________________ Feedback can be directed to US-CERT Technical Staff. Please send email to <cert@xxxxxxxx> with "TA07-317A Feedback VU#484649" in the subject. ____________________________________________________________________ For instructions on subscribing to or unsubscribing from this mailing list, visit <http://www.us-cert.gov/cas/signup.html>. ____________________________________________________________________ Produced 2007 by US-CERT, a government organization. Terms of use: <http://www.us-cert.gov/legal.html> ____________________________________________________________________ Revision History November 13, 2007: Initial release -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iQEVAwUBRzn+L/RFkHkM87XOAQIP7wgAmXsO3NefxyFn/eFlaLvWeGpVNLUQKdso VuU2/ktEtMNKQeFgsoZnFMHuKWp2hIMXZPCrelegVHszYHwSmE92QsHvumxVg863 iP3e4wXoL5uYpoYXJuZRl8Ee65GdRlsZBp2HS5bqDm2yWAdKLyEfyVArkmvjJFkM LydRRMVYnyl4aLBGDh/xzowu6jtKmdMRtFQYDac6A/lNdJpAm6lo8OKPG2mY80vh 8acL6ObfFT45UpYkxCFaCvRMn4/Ts24j3cpnQxmNE9/veENVJxumT6sUH56rrkw/ vLZIK1QMWGPXOXOg9rc7UktWqc9iYFsHmTVC8kwB8ksfk26drpmu1w== =24yY -----END PGP SIGNATURE-----