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Samba Multiple Share Connection Requests Denial of Service
Secunia Advisory: SA20980
Release Date: 2006-07-11
Last Update: 2006-07-19
Popularity: 10,565 views

Critical:
Less critical
Impact: DoS
Where: From local network
Solution Status: Vendor Patch

Software:Samba 3.x

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CVE reference:CVE-2006-3403


Description:
A vulnerability has been reported in Samba, which can be exploited by malicious users to cause a DoS (Denial of Service).

The vulnerability is caused due to an error when handling a lot of share connection requests. This can be exploited to cause smbd to exhaust memory resources via a large number of share connections.

The vulnerability has been reported in versions 3.0.1 through 3.0.22.

Solution:
Update to version 3.0.23.
http://us1.samba.org/samba/ftp/stable/samba-3.0.23.tar.gz

Provided and/or discovered by:
Reported by the vendor.

Changelog:
2006-07-19: Added link to US-CERT.

Original Advisory:
http://us1.samba.org/samba/security/CAN-2006-3403.html

Other References:
US-CERT VU#313836:
http://www.kb.cert.org/vuls/id/313836


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