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Skype "callto:" URI Handler Buffer Overflow Vulnerability
Secunia Advisory: SA13191
Release Date: 2004-11-15
Last Update: 2004-12-07
Popularity: 41,079 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:Skype for Windows 1.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
Fabian Becker has reported a vulnerability in Skype, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error within the handling of command line arguments. This can be exploited to cause a stack-based buffer overflow by e.g. tricking a user into visiting a malicious web site, which passes an overly long string (more than 4096 bytes) to the "callto:" URI handler.

Successful exploitation may allow execution of arbitrary code.

The vulnerability affects versions 1.0.*.94 through 1.0.*.98.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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