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Stunnel Local Server Hijacking Vulnerability
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Secunia Advisory:
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SA9691
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Release Date:
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2003-09-09
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Popularity:
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8,026 views
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Critical:
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Less critical
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Impact:
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Privilege escalation
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Where:
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Local system
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Solution Status:
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Vendor Patch
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| Software: | Stunnel 3
Stunnel 4.x
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Subscribe:
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Instant alerts on relevant vulnerabilities 
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| CVE reference: | CVE-2003-0740
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Description:
A vulnerability has been reported in Stunnel, which can be exploited by malicious, local users to hijack the Stunnel service.
The vulnerability is caused due to the "listen()" function leaking file descriptors.
The vulnerability has been reported in versions 4.00, 3.24 and 3.22. However, other versions may also be affected.
Solution:
Update to either version 4.04 or 3.26.
http://www.stunnel.org
Provided and/or discovered by:
Steve Grubb
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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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