Advisory Details

October 17th, 2018

Oracle Java Usage Tracker usagetracker.properties Privilege Escalation Vulnerability

CVE ID	CVE-2018-3211
CVSS SCORE	6.2, AV:L/AC:H/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Oracle
AFFECTED PRODUCTS	Java
VULNERABILITY DETAILS	This vulnerability allows local attackers to escalate privileges on vulnerable installations of Oracle Java. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of a configuration file called usagetracker.properties. By modifying specific properties within this file, it is possible to create an arbitrary file with controlled data when the JVM is started. An attacker can leverage this vulnerability in certain situations to escalate privilege to the level of SYSTEM.
ADDITIONAL DETAILS	Oracle has issued an update to correct this vulnerability. More details can be found at: https://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
DISCLOSURE TIMELINE	2018-06-08 - Vulnerability reported to vendor 2018-10-17 - Coordinated public release of advisory 2018-10-17 - Advisory Updated
CREDIT	Nelson William Gamazo Sanchez of Trend Micro Research

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