Advisory Details

January 19th, 2018

Novell NetIQ Access Manager OspUIBasicSSODownload Servlet fileInfo1 Directory Traversal Information Disclosure Vulnerability

ZDI-18-131
ZDI-CAN-5087

CVE ID CVE-2017-14803
CVSS SCORE 5, (AV:N/AC:L/Au:N/C:P/I:N/A:N)
AFFECTED VENDORS Novell
AFFECTED PRODUCTS NetIQ Access Manager
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 29767. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Novell NetIQ Access Manager. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the downloadBasicSSOServlet servlet. When parsing the fileInfo1 parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS Novell has issued an update to correct this vulnerability. More details can be found at:
https://www.novell.com/support/kb/doc.php?id=7022443
DISCLOSURE TIMELINE
  • 2017-08-21 - Vulnerability reported to vendor
  • 2018-01-19 - Coordinated public release of advisory
CREDIT rgod and kimiya
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