Advisory Details

April 21st, 2014

Oracle Java JPEG Buffer Overflow Remote Code Execution Vulnerability

ZDI-14-102
ZDI-CAN-2038

CVE ID CVE-2014-2421
CVSS SCORE 10.0, AV:N/AC:L/Au:N/C:C/I:C/A:C
AFFECTED VENDORS Oracle
AFFECTED PRODUCTS Java Runtime
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Oracle Java. 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 parsing of JPEG images. The issue lies in the ability to control the count parameter to a call to memmove. A remote attacker can exploit this vulnerability to execute arbitrary code under the context of the process.
ADDITIONAL DETAILS Oracle has issued an update to correct this vulnerability. More details can be found at:
http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
DISCLOSURE TIMELINE
  • 2013-12-09 - Vulnerability reported to vendor
  • 2014-04-21 - Coordinated public release of advisory
CREDIT Vitaliy Toropov
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