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[SECURITY] Buffer overrun in send_mailslot()
Dec 10 2007 01:50PM
Gerald (Jerry) Carter (jerry samba org)
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== Subject: Boundary failure in GETDC mailslot
== processing can result in a buffer overrun
== CVE ID#: CVE-2007-6015
== Versions: Samba 3.0.0 - 3.0.27a (inclusive)
== Summary: Specifically crafted GETDC mailslot requests
== can trigger a boundary error in the domain
== controller GETDC mail slot support which
== can be remotely exploited to execute arbitrary
Secunia Research reported a vulnerability that allows for
the execution of arbitrary code in nmbd. This defect is
only be exploited when the "domain logons" parameter has
been enabled in smb.conf.
A patch addressing this defect has been posted to
Additionally, Samba 3.0.28 has been issued as a security
release to correct the defect.
Samba administrators may avoid this security issue by disabling
both the "domain logons" options in the server's smb.conf file.
Note that this will disable all domain controller features as
This vulnerability was reported to Samba developers by
Alin Rad Pop, Secunia Research.
The time line is as follows:
* Nov 22, 2007: Initial report to security (at) samba (dot) org. [email concealed]
* Nov 22, 2007: First response from Samba developers confirming
the bug along with a proposed patch.
* Dec 10, 2007: Public security advisory made available.
== Our Code, Our Bugs, Our Responsibility.
== The Samba Team
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