full-disclosure - Re: [CVE-2013-6356] Avira Secure Backup v1.0.0.1 Multiple Registry Key Value Parsing Local Buffer Overflow Vulnerability

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Message-ID: <20131117151225.GB6901@jebian>
Date: Sun, 17 Nov 2013 16:12:26 +0100
From: Jann Horn <jann@...jh.net>
To: full-disclosure@...ts.grok.org.uk
Subject: Re: [CVE-2013-6356] Avira Secure Backup v1.0.0.1
 Multiple Registry Key Value Parsing Local Buffer Overflow Vulnerability

On Sat, Nov 16, 2013 at 03:23:07PM +0100, Julien Ahrens wrote:
> A buffer overflow vulnerability has been identified in Avira Secure
> Backup v1.0.0.1 Build 3616.

> An attacker needs to force the victim to import an arbitrary .reg file
> in order to exploit the vulnerability.

Could you please elaborate on why this is a "vulnerability"? If I can convince
someone to import random registry files, can't I just add some autorun entry
or whatever?

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