Advisory Details

June 21st, 2010

Novell Access Manager Arbitrary File Upload Remote Code Execution Vulnerability

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.

VENDOR RESPONSE 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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