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tcpdump 802.11 "parse_elements()" Off-By-One Vulnerability
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Secunia Advisory:
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SA24318
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Release Date:
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2007-03-02
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Last Update:
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2007-03-05
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Popularity:
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8,002 views
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Critical:
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Less 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 Workaround
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| Software: | tcpdump 3.x
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| CVE reference: | CVE-2007-1218
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Description:
Moritz Jodeit has reported a vulnerability in tcpdump, which potentially can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an off-by-one error within the "parse_elements()" function in print-802.11.c. This can be exploited to cause a one byte buffer overflow via a specially crafted 802.11 frame.
The vulnerability is reported in version 3.9.5. Other versions may also be affected.
Solution:
Fixed in the CVS repository.
Provided and/or discovered by:
Moritz Jodeit
Changelog:
2007-03-05: Added CVE reference.
Original Advisory:
http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/052739.html
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About this Secunia Advisory
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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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