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Oracle Java Software Update Spoofing Vulnerability


Secunia ID

SA47134

Release Date

12 Dec 2011

Criticality

Less Critical

Solution Status

Unpatched

Software

Sun Java JRE 1.6.x / 6.x

Where

From remote

Impact
Spoofing

This covers various vulnerabilities where it is possible for malicious users or people to impersonate other users or systems.

Description

Francisco Amato has reported a vulnerability in Oracle Java, which can be exploited by malicious people to conduct spoofing attacks.

The vulnerability is caused due to the "Java Update" mechanism insecurely validating new updates and can be exploited to e.g. spoof an update via Man-in-the-Middle (MitM) attacks.

This is related to vulnerability #12:
SA32991

The vulnerability is reported in versions 1.6.0.28 and prior.

Solution

Do not use the "Java Update" utility.

Reported by

Francisco Amato, Infobyte Security Research.

Original Advisory

Infobyte Security Research:
http://blog.infobytesec.com/2011/12/pwning-java-update-process-2007-today.html