Advisory Details

February 16th, 2011

Novell iPrint LPD Remote Code Execution Vulnerability

ZDI-11-087
ZDI-CAN-1008

CVE ID CVE-2010-4328
CVSS SCORE 9, (AV:N/AC:L/Au:N/C:P/I:P/A:C)
AFFECTED VENDORS Novell
AFFECTED PRODUCTS iPrint
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 8562. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Novell iPrint Server. Authentication is not required to exploit this vulnerability.

The flaw exists within the '/opt/novell/iprint/bin/ipsmd' component this component communicates with 'ilprsrvd' which listens on TCP port 515. When handling multiple LPR opcodes the process blindly copies user supplied data into a fixed-length buffer on the stack. A remote attacker can exploit this vulnerability to execute arbitrary code under the context of the iprint user.

ADDITIONAL DETAILS

http://download.novell.com/Download?buildid=KloKR_CmrBs~
The problem is documented in Novell TID 7007858.


DISCLOSURE TIMELINE
  • 2010-12-01 - Vulnerability reported to vendor
  • 2011-02-16 - Coordinated public release of advisory
CREDIT Francis Provencher for Protek Research Lab's
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