Novell Access Manager Arbitrary File Upload Remote Code Execution Vulnerability

June 21st, 2010
ZDI-10-112 ZDI-CAN-635

CVE ID

CVE-2010-0284

CVSS Score

10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors

Novell

Affected Products

Access Manager

Vulnerability Details

This vulnerability allows remote attackers to upload arbitrary files on vulnerable installations of Novell Access Manager. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the PortalModuleInstallManager component of the Novell Management Console which exists within the servlet located within nps.jar. Due to a failure to sanitize '../' directory traversal modifiers from a parameter an attacker can specify any filename to upload arbitrary contents into. Successful exploitation can result in code execution under the context of the service.

Additional Details

Novell has issued an update to correct this vulnerability. More details can be found at:
http://www.novell.com/support/php/search.do?cmd=displayKC&docType=kc&externalId=7006255&sliceId=1&docTypeID=DT_TID_1_1&dialogID=149517296&stateId=0%200%20149513677,

Disclosure Timeline

  • 2009-12-10 - Vulnerability reported to vendor
  • 2010-06-21 - Coordinated public release of advisory

Credit

Stephen Fewer of Harmony Security (www.harmonysecurity.com)

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