ClassSystem ApplyDB.php file upload

classsystem-applydb-file-upload (42651)

Medium Risk

Description:

ClassSystem could allow a remote attacker to upload arbitrary files, caused by improper validation of file extensions by the ApplyDB.php script. By sending a specially-crafted POST request, a remote attacker could exploit this vulnerability to upload arbitrary files, which could allow the attacker to execute arbitrary code on the vulnerable system.

*CVSS:

Base Score:	6
Access Vector:	Network
Access Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	4.8
Exploitability:	Unproven
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of July 9, 2011.

References:

• 2008/5/24 - chrO.ot group: Class System v2.3 Multiple Remote Vulnerabilities.
• netlab Web site: classman.
• BID-29372: ClassSystem Multiple SQL Injection Vulnerabilities and Arbitrary File Upload Vulnerability
• CVE-2008-6619: Unrestricted file upload vulnerability in class/ApplyDB.php in ClassSystem 2.3 allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in class/UploadHomepage/.
• SA30365: ClassSystem "teacher_id" SQL Injection Vulnerabilities
• VUPEN/ADV-2008-1664: ClassSystem teacher_id Parameter Remote SQL Injection Vulnerability

Platforms Affected:

• ClassSystem ClassSystem 2.3

Reported:

May 24, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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