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IBM Lotus Domino NRPC Information Disclosure
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Secunia Advisory:
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SA22741
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Release Date:
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2006-11-09
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Last Update:
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2006-11-16
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Popularity:
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10,072 views
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Critical:
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Less critical
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Impact:
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Exposure of sensitive information
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Where:
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From local network
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Solution Status:
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Vendor Patch
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| Software: | IBM Lotus Domino 5.x
IBM Lotus Domino 6.x
IBM Lotus Domino 7.x
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Subscribe:
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| CVE reference: | CVE-2006-5835
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Description:
Andrew Christensen has reported a vulnerability in IBM Lotus Domino, which can be exploited by malicious people to gain knowledge of sensitive information.
The vulnerability exist due to an error in the Notes Remote Procedure Call (NRPC) protocol on port 1352 when using unauthenticated name lookup transactions. This can be exploited to list valid user names and download user ID files of existing users.
The vulnerability is reported in versions 5.0, 6.0, 6.5, and 7.0.
Solution:
Update to version 6.5.5 Fix Pack 2 (FP2) or 7.0.2 and configure the "BLOCK_LOOKUPID" variable in the server's "notes.ini" file (see the vendor's advisory for details).
Provided and/or discovered by:
Andrew Christensen, FortConsult.
Changelog:
2006-11-16: Added CVE reference.
Original Advisory:
IBM:
http://www-1.ibm.com/support/docview.wss?rs=463&uid=swg21248026
FortConsult:
http://www.fortconsult.net/images/pdf/lotusnotes_keyfiles.pdf
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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