Advisory Details

April 3rd, 2015

BitTorrent Sync btsync: Protocol Command Injection Remote Code Execution Vulnerability

CVE ID	CVE-2015-2846
CVSS SCORE	7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	BitTorrent
AFFECTED PRODUCTS	Sync
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['16990']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of BitTorrent Sync. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The vulnerability relates to how BitTorrent Sync handles URLs with the btsync protocol. By navigating the user to a specially formed link starting with btsync:, an attacker can inject arbitrary command line parameters that will be passed to BTSync.exe. An attacker can leverage this vulnerability to execute code under the context of the current user.
ADDITIONAL DETAILS	BitTorrent has issued an update to correct this vulnerability. More details can be found at: https://www.getsync.com/
DISCLOSURE TIMELINE	2014-11-06 - Vulnerability reported to vendor 2015-04-03 - Coordinated public release of advisory
CREDIT	Andrea Micalizzi (rgod)

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