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MyBB "avatarurl" Script Insertion Vulnerability
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Secunia Advisory:
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SA21181
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Release Date:
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2006-07-24
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Last Update:
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2006-08-03
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Critical:
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Moderately critical
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Impact:
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Cross Site Scripting
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | MyBB (formerly MyBulletinBoard) 1.x
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Description:
Aliaksandr Hartsuyeu has discovered a vulnerability in MyBB, which can be exploited by malicious users to conduct script insertion attacks.
Input passed to the "avatarurl" form field parameter in usercp.php is not properly sanitised before being used. This can be exploited to insert arbitrary HTML and script code, which is executed in a user's browser session in context of an affected site when the malicious data is viewed.
The vulnerabilities have been confirmed in version 1.1.6. Other versions may also be affected.
Solution:
Update to version 1.1.7.
Provided and/or discovered by:
Aliaksandr Hartsuyeu
Changelog:
2006-08-03: Updated "Solution" section.
Original Advisory:
http://www.evuln.com/vulns/132/summary.html
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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.
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34 Related Secunia Security Advisories, displaying 10
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1. MyBB Multiple Vulnerabilities
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2. MyBB SQL Injection and Cross-Site Request Forgery Vulnerabilities
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3. MyBB PHP Code Execution and SQL Injection Vulnerabilities
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4. MyBB "day" SQL Injection Vulnerability
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5. MyBB "Client-IP" SQL Injection and Code Execution
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6. MyBB private.php Cross-Site Request Forgery and Cross-Site Scripting
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7. MyBB Cross-Site Scripting Vulnerabilities
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8. MyBB Cross-Site Scripting and Script Insertion Vulnerabilities
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9. MyBB Avatar / Attachment Script Insertion Vulnerability
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10. MyBB "CLIENT-IP" SQL Injection Vulnerability
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