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Speak Freely Multiple Vulnerabilities
Secunia Advisory: SA8984
Release Date: 2003-06-10
Popularity: 5,076 views

Critical:
Highly critical
Impact: Privilege escalation
System access
Where: From remote
Solution Status: Partial Fix

Software:Speak Freely 7.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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

Description:
Multiple vulnerabilities have been identified in Speak Freely allowing malicious people to gain access to the system running Speak Freely.

A buffer overflow has been identified in the handling of UDP packets with the "faceRequest" bit set.

A buffer overflow has been identified in the handling of VAT protocol packets. If the user name is longer than 256 characters it will overflow the buffer.

A buffer overflow has been identified in the decompression of audio packets.

The buffer overflows could possibly be exploited to gain system access.

A race condition exists when using PGP allowing malicious local users to overwrite arbitrary files which the user running Speak Freely got access to. The problem occurs because Speak Freely uses "/tmp" in an insecure manner with predictable filenames.

Speak Freely can be used to relay UDP packets due a function allowing packets to be echoed back to the sender. As UDP can easily be spoofed this could be used to send traffic to third parties.

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



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