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Java Secure Socket Extention CBC Timing Attack Vulnerability
Secunia Advisory: SA9635
Release Date: 2003-09-01
Popularity: 9,096 views

Critical:
Less critical
Impact: Exposure of sensitive information
Where: From remote
Solution Status: Vendor Patch

Software:Java Secure Socket Extension (JSSE) 1.x
Sun Java JRE 1.4.x
Sun Java SDK 1.4.x

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Description:
Sun has confirmed an older vulnerability in Java Secure Socket Extention (JSSE), which can be exploited by malicious people to gain knowledge of a plaintext block used to encrypt a SSL/TLS session.

Reportedly, the following versions are affected:
* JSSE in SDK and JRE 1.4.1_02 or earlier for Windows, Solaris and Linux
* JSSE in SDK and JRE 1.4.0_04 or earlier for Windows, Solaris and Linux
* JSSE 1.0.3_01 or earlier

For more information:
SA8101

Solution:
Install updated version.

SDK and JRE 1.4.1_03 or later for Windows, Solaris, and Linux:
http://java.sun.com/j2se

JSSE 1.0.3_02:
http://java.sun.com/products/jsse/index-103.html

Original Advisory:
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56380

Other References:
SA8101:
http://secunia.com/advisories/8101/


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