oss-security - Re: CVE Request: bbPress 1.0.2 <= Cross Site Scripting Vulnerability

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Message-ID: <1592273896.87389.1300135013097.JavaMail.root@zmail01.collab.prod.int.phx2.redhat.com>
Date: Mon, 14 Mar 2011 16:36:53 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: coley <coley@...re.org>
Subject: Re: CVE Request: bbPress 1.0.2 <= Cross Site
 Scripting Vulnerability

Please use CVE-2011-1150

Thanks.

-- 
    JB


----- Original Message -----
> 1. OVERVIEW
> 
> bbPress 1.0.2 and lower versions were vulnerable to Cross Site
> Scripting.
> 
> 
> 2. APPLICATION DESCRIPTION
> 
> bbPress is plain and simple forum software, plain and simple with a
> twist from the creators of WordPress.
> It is focused on web standards, ease of use, ease of integration, and
> speed.
> 
> 
> 3. VULNERABILITY DESCRIPTION
> 
> The "re" parameter was not properly sanitized upon submission to the
> /bb-login.php url, which allows attacker to conduct Cross Site
> Scripting attack.
> This may allow an attacker to create a specially crafted URL that
> would execute arbitrary script code in a victim's browser.
> If a user has already logged in to the application, an XSS attack will
> execute promptly.
> If not, it will execute after the user's successful logging in.
> 
> 
> 4. VERSIONS AFFECTED
> 
> bbPress 1.0.2 and lower
> 
> 
> 5. PROOF-OF-CONCEPT/EXPLOIT
> 
> http://localhost/bb-login.php?re=data%3Atext%2Fhtml%3Bbase64%2CPHNjcmlwdD5hbGVydCgiWFNTXG4iK2RvY3VtZW50LmNvb2tpZSk8L3NjcmlwdD4%3D
> 
> 
> 6. SOLUTION
> 
> Upgrade to 1.0.3 or higher
> 
> 
> 7. VENDOR
> 
> bbPress Development Team
> http://bbpress.org/
> 
> 
> 8. CREDIT
> 
> This vulnerability was discovered by Aung Khant, http://yehg.net, YGN
> Ethical Hacker Group, Myanmar.
> 
> 
> 9. DISCLOSURE TIME-LINE
> 
> 2010-12-23: notified vendor
> 2011-02-24: vendor released fixed version
> 2011-03-13: vulnerability disclosed
> 
> 
> 10. REFERENCES
> 
> Original Advisory URL:
> http://yehg.net/lab/pr0js/advisories/[bbpress-1.0.2]_cross_site_scripting
> About bbPress: http://bbpress.org/about/
> 
> 
> #yehg [2011-03-13]
> 
> 
> ---------------------------------
> Best regards,
> YGN Ethical Hacker Group
> Yangon, Myanmar
> http://yehg.net
> Our Lab | http://yehg.net/lab
> Our Directory | http://yehg.net/hwd

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