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Fujitsu NetShelter/FW DNS Handling Denial of Service
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Secunia Advisory:
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SA19894
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Release Date:
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2006-05-02
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Last Update:
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2006-05-11
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Critical:
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Moderately critical
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Impact:
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DoS
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| OS: | Fujitsu NetShelter/FW Series
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| | CVE reference: | CVE-2006-2240 (Secunia mirror)
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Description:
A vulnerability has been reported in Fujitsu NetShelter/FW, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an unspecified error in the web cache and web proxy functionality when handling certain DNS packets. This can be exploited to cause the device to stop responding to requests.
The vulnerability has been reported in the following products:
* NetShelter/FW (E11Lxx and E12Lxx firmware versions)
* NetShelter/FW-P (all versions)
* NetShelter/FW-L (all versions)
* NetShelter/FW-M (all versions)
Solution:
Apply firmware updates.
Contact the vendor to obtain the updated firmware.
NetShelter/FW:
Update to firmware version E11L27 or E12L31.
NetShelter/FW-P:
Update to firmware version E10L29 or E11L41.
NetShelter/FW-L:
Update to firmware version E10L31.
NetShelter/FW-M:
Update to firmware version E10L31.
Provided and/or discovered by:
Reported by vendor based on DNS Test Tool created by Oulu University Secure Programming Group.
Changelog:
2006-05-11: Added CVE reference.
Original Advisory:
http://software.fujitsu.com/jp/security/vulnerabilities/niscc144154.html
http://fenics.fujitsu.com/products/support/2006/dns_netshelter.html
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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