Advisory Details

May 10th, 2013

Oracle Java t2k.dll glyph_AddPoint() Remote Code Execution Vulnerability

ZDI-13-071
ZDI-CAN-1699

CVE ID CVE-2013-2434
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 the 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 t2k.dll glyph_AddPoint() when rendering Type1 or Type2 fonts. Memory corruption could occur when manipulating a point count in the font file. This could lead to remote code execution 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/javacpuapr2013-1928497.html
DISCLOSURE TIMELINE
  • 2013-01-08 - Vulnerability reported to vendor
  • 2013-05-10 - Coordinated public release of advisory
CREDIT Alin Rad Pop
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