Advisory Details

April 18th, 2018

Microsoft Skype URL Command Injection Remote Code Execution Vulnerability

CVE ID	CVE-2018-1000006
CVSS SCORE	7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Skype
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Skype. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the Skype URI handler. A crafted URL can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code under the context of the current user at medium integrity.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://electronjs.org/blog/protocol-handler-fix
DISCLOSURE TIMELINE	2018-01-02 - Vulnerability reported to vendor 2018-04-18 - Coordinated public release of advisory 2018-04-27 - Advisory Updated
CREDIT	rgod

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