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TITLE:
DotNetNuke Arbitrary File Upload Vulnerability

SECUNIA ADVISORY ID:
SA48333

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/48333/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=48333

RELEASE DATE:
2012-03-09

DISCUSS ADVISORY:
http://secunia.com/advisories/48333/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/48333/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=48333

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in DotNetNuke, which can be
exploited by malicious users to compromise a vulnerable system.

The vulnerability is caused due to the application improperly
validating the extension while renaming uploaded files. This can be
exploited to e.g. execute arbitrary ASPX code by uploading a
malicious file.

Successful exploitation requires the "Write to Folder" permission.

The vulnerability is reported in versions 6.0.0 through 6.1.3.

SOLUTION:
Update to version 6.1.4.

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Mark Litchfield, NGSSecure.

ORIGINAL ADVISORY:
http://www.dotnetnuke.com/News/Security-Policy/Security-bulletin-no.65.aspx

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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