Advisory Details

February 18th, 2016

Joyent SmartOS dtrace Information Disclosure Vulnerability

CVE ID
CVSS SCORE	6.9, AV:L/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Joyent
AFFECTED PRODUCTS	SmartOS
VULNERABILITY DETAILS	This vulnerability allows local attackers to disclose information on vulnerable installations of Joyent SmartOS. 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 dtrace implementation in SmartOS. A function within this implementation allows for arbitrary reads from kernel space. This allows an attacker to read arbitrary memory from the global zone where the zone resides.
ADDITIONAL DETAILS	Joyent has issued an update to correct this vulnerability. More details can be found at: https://help.joyent.com/entries/98788667-Security-Advisory-ZDI-CAN-3263-ZDI-CAN-3284-and-ZDI-CAN-3364-Vulnerabilities
DISCLOSURE TIMELINE	2015-09-21 - Vulnerability reported to vendor 2016-02-18 - Coordinated public release of advisory
CREDIT	Ben Murphy

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