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TITLE:
Notepad++ Ruby Source File Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA25245

VERIFY ADVISORY:
http://secunia.com/advisories/25245/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Notepad++ 4.x
http://secunia.com/product/14216/
Notepad++ 3.x
http://secunia.com/product/8290/

DESCRIPTION:
vade79 has discovered a vulnerability in Notepad++, which can be
exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error within the
SciLexer module (SciLexer.dll) when processing ruby source files
(.rb). This can be exploited to cause a stack-based buffer overflow
when a specially crafted file is opened.

Successful exploitation allows execution of arbitrary code.

The vulnerability is confirmed in version 4.1.1 and 3.9, and reported
in version 4.1. Other versions may also be affected.

SOLUTION:
Do not open ruby source files from untrusted sources.

PROVIDED AND/OR DISCOVERED BY:
vade79

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/3912

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