bugtraq - Ejabberd : Symlink vulnerability during installation process

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Message-ID: <BAY115-F3BDB1D1A96F5B086E8BBFDEB60@phx.gbl>
Date: Tue, 02 May 2006 11:04:26 +0000
From: "Julien L." <jlanthea@...mail.com>
To: bugtraq@...urityfocus.com
Subject: Ejabberd : Symlink vulnerability during installation process

Date                : 2006-04-25
Vendor              : www.process-one.net
Products            : ejabberd binary installation for Linux
Vulnerable Versions : 1.1.1_1 and prior versions

When root user is running ejabberd-1.1.1_1-linux-installer.bin (in
order to install the Jabber server ejabberd). It creates in an insecure mode 
a file named bitrock_installer.log in the /tmp directory.

Local users are abble to perform a symlink attack and then cause
a DoS on the local machine.

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