Date: Fri, 19 Aug 2011 15:17:10 -0400 (EDT) From: Josh Bressers <bressers@...hat.com> To: oss-security@...ts.openwall.com Cc: coley <coley@...re.org> Subject: Re: CVE Request: Elgg 1.7.10 <= | Multiple Vulnerabilities Please use CVE-2011-2935 for the XSS issue. CVE-2011-2936 for the SQL injection issue. Thanks. -- JB ----- Original Message ----- > 1. OVERVIEW > > The Elgg 1.7.10 and lower versions are vulnerable to Cross Site > Scripting and SQL Injection. > > > 2. BACKGROUND > > Elgg is an award-winning social networking engine, delivering the > building blocks that enable businesses, schools, universities and > associations to create their own fully-featured social networks and > applications. Well-known Organizations with networks powered by Elgg > include: Australian Government, British Government, Federal Canadian > Government, MITRE, The World Bank, UNESCO, NASA, Stanford University, > Johns Hopkins University and more (http://elgg.org/powering.php) > > > 3. VULNERABILITY DESCRIPTION > > The "internalname" parameter is not properly sanitized, 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. The "tag_names" is not > properly sanitized, which allows attacker to conduct SQL Injection > attack. > > > 4. VERSIONS AFFECTED > > Elgg 1.7.10 <= > > > 5. PROOF-OF-CONCEPT/EXPLOIT > > - Cross Site Scripting > > http://localhost/pg/embed/media?internalname=%20%22onmouseover=%22alert%28/XSS/%29%22style=%22width:3000px!important;height:3000px!important;z-index:999999;position:absolute!important;left:0;top:0;%22%20x=%22 > > - SQL Injection > Info Disclosure > > http://localhost/pg/search/?q=SQLin&search_type=tags&tag_names=location%27 > > > 6. SOLUTION > > Upgrade to 1.7.11 or higher. > > > 7. VENDOR > > Curverider Ltd > http://www.curverider.co.uk/ > http://elgg.org/ > > > 8. CREDIT > > This vulnerability was discovered by Aung Khant, http://yehg.net, YGN > Ethical Hacker Group, Myanmar. > > > 9. DISCLOSURE TIME-LINE > > 2011-08-01: vulnerability reported > 2011-08-15: vendor released fixed version > 2011-08-18: vulnerability disclosed > > > 10. REFERENCES > > Original Advisory URL: > http://yehg.net/lab/pr0js/advisories/[elgg_1710]_xss_sqlin > Project Home: http://elgg.org/ > Vendor Release Note: > http://blog.elgg.org/pg/blog/brett/read/189/elgg-1711-released > > > > #yehg [2011-08-18]
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