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Hashcash "From:" Format String Vulnerability
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Secunia Advisory:
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SA14487
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Release Date:
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2005-03-07
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Last Update:
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2005-04-08
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Popularity:
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5,786 views
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Critical:
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Moderately critical
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Impact:
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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: | Hashcash 1.x
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| CVE reference: | CVE-2005-0687
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Description:
Tavis Ormandy has reported a vulnerability in Hashcash, which potentially can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to a format string error in the handling of the "From:" mail header. This may be exploited to execute arbitrary code by tricking a user into replying to a mail with a specially crafted mail address.
The vulnerability affects versions 1.14 through 1.16.
Solution:
Update to version 1.17.
http://www.hashcash.org/
Provided and/or discovered by:
Tavis Ormandy, Gentoo Linux Security Audit Team.
Changelog:
2005-03-09: Added CVE reference.
2005-04-08: Updated "Solution" section.
Original Advisory:
http://security.gentoo.org/glsa/glsa-200503-12.xml
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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.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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