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SILC Client and SILC Toolkit "NICK_CHANGE" Buffer Overflow
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Secunia Advisory:
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SA25939
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Release Date:
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2007-07-06
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Last Update:
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2007-07-13
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Popularity:
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6,850 views
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Critical:
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Highly critical
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Impact:
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DoS
System access
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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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| Software: | SILC Secure Internet Live Conferencing Client 1.x
SILC Secure Internet Live Conferencing Toolkit 1.x
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| CVE reference: | CVE-2007-3728
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Description:
A vulnerability has been reported in SILC Client and SILC Toolkit, which potentially can be exploited by malicious people to cause a DoS (Denial of Service) or compromise a vulnerable system.
The vulnerability is caused due to a boundary error within the handling of "NICK_CHANGE" notifications in lib/silcclient/client_notify.c. This can be exploited to cause a buffer overflow by changing a specially crafted nickname in a channel.
The vulnerability is reported in versions prior to SILC Toolkit and SILC Client 1.1.2.
Solution:
Update to SILC Toolkit and SILC Client 1.1.2.
Provided and/or discovered by:
Reported by the vendor.
Changelog:
2007-07-13: Added CVE reference.
Original Advisory:
http://silcnet.org/docs/changelog/changes.txt
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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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