Advisory Details

February 15th, 2011

Oracle Java Runtime NTLM Authentication Information Leakage Vulnerability

ZDI-11-082
ZDI-CAN-552

CVE ID CVE-2010-4466
CVSS SCORE 6.4, (AV:N/AC:L/Au:N/C:P/I:P/A:N)
AFFECTED VENDORS Oracle
AFFECTED PRODUCTS Java Runtime
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 9709. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS

This vulnerability allows remote attackers to leak authentication details on vulnerable installations of the Oracle Java Runtime. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.

The specific flaw exists in the handling of NTLM authentication requested generated in the context of the Java Runtime. The Java Virtual Machine will ignore browser policies and respond to WWW-Authenticate requests from the Internet zone resulting in the leakage of NTLM authentication hashes to attackers.

ADDITIONAL DETAILS Oracle has issued an update to correct this vulnerability. More details can be found at:
http://www.oracle.com/technetwork/topics/security/javacpufeb2011-304611.html
DISCLOSURE TIMELINE
  • 2009-08-20 - Vulnerability reported to vendor
  • 2011-02-15 - Coordinated public release of advisory
CREDIT Sami Koivu
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