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Skype "skype_profile.jpg" Insecure Temporary File Creation
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Secunia Advisory:
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SA16105
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Release Date:
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2005-07-18
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Last Update:
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2005-07-26
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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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Unpatched
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| Software: | Skype for Linux 0.x
Skype for Linux 1.x
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| | CVE reference: | CVE-2005-2300 (Secunia mirror)
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This advisory is currently marked as unpatched!
- Companies can be alerted when a patch is released! |
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Description:
Giovanni Delvecchio has discovered a vulnerability in Skype for Linux, which can be exploited by malicious, local users to perform certain actions on a vulnerable system with escalated privileges.
The vulnerability is caused due to the temporary file "/tmp/skype_profile.jpg" being created insecurely. This can be exploited via symlink attacks to create or overwrite arbitrary files with the privileges of the user running the affected application.
The vulnerability has been confirmed in version 1.1.0.20. Prior versions may also be affected.
Solution:
Grant only trusted users access to affected systems.
Provided and/or discovered by:
Giovanni Delvecchio, Zone-H Security Team.
Changelog:
2005-07-26: Added CVE reference.
Original Advisory:
Zone-H.org:
http://www.zone-h.org/advisories/read/id=7808
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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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1 Related Secunia Security Advisories
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1. Skype Multiple Buffer Overflow Vulnerabilities
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