Secunia Logo
 
YaBB CRLF Injection Privilege Escalation Vulnerability
Secunia Advisory: SA25656
Release Date: 2007-06-13
Last Update: 2007-06-15
Popularity: 4,931 views

Critical:
Highly critical
Impact: Privilege escalation
Where: From remote
Solution Status: Vendor Patch

Software:YaBB 2.x

Subscribe: Instant alerts on relevant vulnerabilities

CVE reference:CVE-2007-3208


Description:
A vulnerability has been reported in YaBB, which can be exploited by malicious users and malicious people to gain escalated privileges.

Input passed to certain profile form fields is not properly sanitised before being written to the profile data (.vars) file for a user. This can be exploited to inject special characters and gain forum administrator privileges.

This can further be exploited to execute arbitrary Perl code by modifying the forum templates.

The vulnerability is reported in version 2.1. Other versions may also be affected.

Solution:
Apply patch.
http://www.yabbforum.com/community/?board=general;action=display;num=1181678785

Provided and/or discovered by:
Peter Vreugdenhil, reported via iDefense.

Changelog:
2007-06-15: Added CVE reference.

Original Advisory:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=538


Track this Secunia Advisory
Customers of the Secunia Vulnerability Intelligence solutions will automatically receive updates when new information regarding this advisory is released.

Read more about our Vulnerability Intelligence solutions and what they can do for you and your company.

About this Secunia Advisory
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
  
Latest Advisories

Send Feedback to Secunia
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.

Ideas, suggestions, and other feedback are most welcome.

Most Popular - 3 Hours

1. Active eWebquiz "useremail" and "password" SQL Injection Vulnerabilities // 105 views
2. Microsoft Office Communications Server SIP INVITE Denial of Service // 104 views
3. Minimal Ablog Multiple Vulnerabilities // 94 views
4. VLC Media Player Real Demuxer Integer Overflow Vulnerability // 81 views
5. Active Newsletter "email" and "password" SQL Injection Vulnerabilities // 77 views
6. Ocean12 FAQ Manager Pro "ID" SQL Injection Vulnerability // 74 views
7. Bluo CMS "id" SQL Injection Vulnerability // 69 views
8. Active Photo Gallery "username" and "password" SQL Injection // 69 views
9. Slackware update for ruby // 64 views
10. Zeroboard Multiple Vulnerabilities // 63 views