PicoPhone Buffer Overflow Lets Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1009551
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CVE Reference: GENERIC-MAP-NOMATCH
(Links to External Site)
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Date: Mar 24 2004
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Impact: Denial of service via network, Execution of arbitrary code via network, User access via network
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Fix Available: Yes
Exploit Included: Yes
Vendor Confirmed: Yes
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Version(s): 1.63 and prior versions
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Description: Luigi Auriemma reported a buffer overflow vulnerability in PicoPhone. A remote user can execute arbitrary code on the target system.
It is reported that the logging function (enabled by default) contains a buffer overflow. A remote user can reportedly send a specially
crafted packet to trigger the overflow and cause the software to crash or execute arbitrary code.
A demonstration exploit is
available at:
http://aluigi.altervista.org/poc/picobof.zip
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Impact: A remote user can cause the target user's application to crash or to execute arbitrary code with the privileges of the target user.
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Solution: The vendor has released a fixed version (1.64), available at:
http://www.vitez.it/picophone/PicoPhone164.exe
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Vendor URL: www.vitez.it/picophone/ (Links to External Site)
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Cause: Boundary error
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Underlying OS: Windows (Any)
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Reported By: Luigi Auriemma <aluigi@altervista.org>
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Message History:
None.
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Source Message Contents
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Date: Wed, 24 Mar 2004 17:58:58 +0000
From: Luigi Auriemma <aluigi@altervista.org>
Subject: Buffer overflow in PicoPhone 1.63
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#######################################################################
Luigi Auriemma
Application: Picophone
http://www.vitez.it/picophone/
Versions: <= 1.63
Platforms: Windows
Bug: buffer overflow in the logging function
Risk: high
Exploitation: remote
Date: 24 Mar 2004
Author: Luigi Auriemma
e-mail: aluigi@altervista.org
web: http://aluigi.altervista.org
#######################################################################
1) Introduction
2) Bug
3) The Code
4) Fix
#######################################################################
===============
1) Introduction
===============
PicoPhone is an Internet phone application with chat written by
Marko Vitez (http://www.vitez.it).
#######################################################################
======
2) Bug
======
PicoPhone has a logging function enabled by default letting users to
log any incoming call and message.
This function is vulnerable to a buffer-overflow letting an attacker to
take control of the PicoPhone server.
#######################################################################
===========
3) The Code
===========
http://aluigi.altervista.org/poc/picobof.zip
#######################################################################
======
4) Fix
======
Version 1.64
#######################################################################
---
Luigi Auriemma
http://aluigi.altervista.org
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