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DDIVRT-2011-37 HP JetDirect Device Page Directory Traversal (CVE-2011-4785)

Description

Title: DDIVRT-2011-37 HP JetDirect Device Page Directory Traversal (CVE-2011-4785) Severity: High Date Discovered: 2011-10-12 Discovered By: Digital Defense, Inc. Vulnerability Research Team Credited To: sxkeebler and r@b13$ Vulnerability Description: The HP-ChaiSOE/1.0 embedded web server on certain HP JetDirect printers allows a potential attacker to gain read only access to directories and files outside of the web root, different from CVE-2008-4419. An attacker can leverage this flaw to read arbitrary system configuration files, cached documents, etc. Information obtained from an affected host may facilitate further attacks against the host. Exploitation of this flaw is trivial using common web server directory traversal techniques. Solution Description: At this time, the vendor has been notified of the vulnerability and has released a patch which addresses the issue for HP LaserJet P3015. https://h20565.www2.hp.com/portal/site/hpsc/public/kb/docDisplay/?docId=emr_na-c03140700 Tested Systems / Software: HP LaserJet 4650 Current Firmware: 20070419 07.006.0 HP LaserJet P3015 Current Firmware: 20100518 07.050.8 (Outdated) HP LaserJet 2430 Current Firmware: 20090624 08.113.0_I35128 Vendor Name: HP Vendor Website: http://www.hp.com/


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