Multiple Cross-Site Scripting vulnerabilities in Synology Do

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Multiple Cross-Site Scripting vulnerabilities in Synology Download
Station
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Han Sahin, September 2015

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Abstract
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Multiple Cross-Site Scripting vulnerabilities were found in Synology
Download Station. These issues allow attackers to perform a wide variety
of actions, such as stealing victims' session tokens or login
credentials if available, performing arbitrary actions on their behalf
but also performing arbitrary redirects to potential malicious websites.

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Tested version
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These issues have been tested on Synology Download Station version
3.5-2956 and version 3.5-2962.

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Fix
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Synology reports that these issue have been resolved in:

- Download Station version 3.5-2962 [Create download task via file
upload]
- Download Station version 3.5-2967 [Create download task via URL]

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Details
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https://www.securify.nl/advisory/SFY20150809/multiple_cross_site_scripting_vulnerabilities_in_synology_download_station.html