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Trend Micro Products IOCTL Handler Privilege Escalation
Secunia Advisory:	SA24069	Advisory Toolbox: Issue ticket Save in to-do list Mark as handled Exploit information Download as PDF Review actions Add comment
Release Date:	2007-02-08
Last Update:	2007-02-12
Popularity:	7,700 views

Critical:	Less critical
Impact:	Privilege escalation
Where:	Local system
Solution Status:	Vendor Patch

Software:	Trend Micro Anti-Spyware 3.x Trend Micro Anti-Spyware for Enterprise 3.x Trend Micro Anti-Spyware for SMB 3.x Trend Micro Client Server Messaging Security for SMB 3.x Trend Micro Damage Cleanup Services 3.x Trend Micro PC-cillin Internet Security 2007

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CVE reference:	CVE-2007-0856

Description: A vulnerability has been reported in various Trend Micro products, which can be exploited by malicious, local users to gain escalated privileges. Insufficient address space verification within the IOCTL handlers of the TmComm.sys device driver and insecure permissions on the \\.\TmComm DOS device interface can be exploited e.g. to access certain IOCTL handlers and overwrite arbitrary memory and execute code with kernel privileges. The vulnerability reportedly affects the following products: * Trend Micro PC-cillin Internet Security 2007 * Trend Micro Antivirus 2007 * Trend Micro Anti-Spyware for SMB 3.2 SP1 * Trend Micro Anti-Spyware for Consumer 3.5 * Trend Micro Anti-Spyware for Enterprise 3.0 SP2 * Client / Server / Messaging Security for SMB 3.5 * Damage Cleanup Services 3.2 Solution: Update the Anti-Rootkit Common Module (RCM) to version 1.600-1052. Provided and/or discovered by: Discovered by Ruben Santamarta and reported via iDefense Labs. Changelog: 2007-02-12: Added CVE reference and links to US-CERT. Original Advisory: Trend Micro: http://esupport.trendmicro.com/suppor...ontentID=EN-1034432&id=EN-1034432 iDefense Labs: http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=469 Other References: US-CERT VU#282240: http://www.kb.cert.org/vuls/id/282240 US-CERT VU#666800: http://www.kb.cert.org/vuls/id/666800

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