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phpBB "avatar_path" Ausführung von PHP-Code Advisory Available in English  Advisory Available in Danish 

Secunia Advisory: SA22188  
Herausgegeben: 2006-10-04
Last Update: 2007-01-05

Gefahrenstufe:
Weniger kritisch
Auswirkung: Systemzugriff
Von Wo: Aus dem Internet
Lösungsstatus: Hersteller-Patch

Software:phpBB 2.x

CVE reference:CVE-2006-4758 (Secunia mirror)
CVE-2006-6839 (Secunia mirror)
CVE-2006-6840 (Secunia mirror)

Want to know the next time vulnerabilities are fixed in this product?
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Beschreibung:
ShAnKaR hat eine Sicherheitslücke in phpBB entdeckt, die böswillige Benutzer ausnutzen können, um ein verwundbares System zu kompromittieren.

Eingaben an den Parameter "avatar_path" in admin/admin_board.php werden nicht korrekt gefiltert, bevor sie als Konfigurationsvariable zum Speichern von Avatar-Bildern verwendet werden. Dies kann ausgenutzt werden, um beliebigen PHP-Code hochzuladen und auszuführen, indem man "avatar_path" auf einen Dateinamen mit abschließenden Null-Byte ändert.

Eine erfolgreiche Ausnutzung setzt Zugang zum Administrationsbereich voraus.

Die Sicherheitslücke wurde in in Version 2.0.21 bestätigt. Vorherige Versionen können ebenfalls betroffen sein.

Lösung:
Aktualisieren Sie auf Version 2.0.22.

Gemeldet und/oder entdeckt von:
ShAnKaR

Änderungen:
2006-12-28: "Lösung" aktualisiert.
2007-01-05: CVE-Referenz hinzugefügt.



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.

5 Related Secunia Security Advisories

1. phpBB Löschen von privaten Nachrichten Cross-Site-Request-Forgery
2. phpBB privmsg.php Cross-Site-Request-Forgery und Cross-Site-Scripting
3. phpBB Cross Site Scripting ueber BBCode-Tag
4. phpBB Cross Site Scripting
5. phpBB SQL-Einspeisung

Show all related advisories


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