The file extension check in GNUBoard 3.40 and earlier only verifies extensions that contain all lowercase letters, which allows remote attackers to upload arbitrary files via file extensions that include uppercase letters.
The product does not properly account for differences in case sensitivity when accessing or determining the properties of a resource, leading to inconsistent results.
Link | Tags |
---|---|
http://marc.info/?l=bugtraq&m=110477648219738&w=2 | mailing list exploit |
http://secunia.com/advisories/13711 | third party advisory broken link |
http://www.securityfocus.com/bid/12149 | vdb entry third party advisory broken link |
https://exchange.xforce.ibmcloud.com/vulnerabilities/18729 | vdb entry third party advisory |