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eXtremail Logging Function Format String Vulnerability
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Secunia Advisory:
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SA9164
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Release Date:
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2003-07-02
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Popularity:
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4,950 views
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Critical:
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Extremely 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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Unpatched
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| Software: | eXtremail 1.x
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Description:
An older vulnerability has apparently been reintroduced in eXtremail, which can be exploited by malicious people to compromise a vulnerable mail server.
The vulnerability is caused due to a format string error in the logging functionality. This can be exploited by supplying a string containing format specifiers to any SMTP command.
The vulnerability has been reported to affect both version 1.5.8 and 1.5.5. Reportedly, the vulnerability was originally fixed in version 1.1.10.
Exploits are available on the Internet.
Solution:
Use another mail server product.
Provided and/or discovered by:
Originally discovered by: mu-b.
Reintroduced vulnerability in latest versions discovered by: B-r00t.
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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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