Trend Micro OfficeScan "cgiRecvFile.exe" Buffer Overflow

2008.09.18
Credit: Secunia
Risk: High
Local: No
Remote: Yes
CWE: CWE-119


CVSS Base Score: 10/10
Impact Subscore: 10/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

====================================================================== Secunia Research 12/09/2008 - Trend Micro OfficeScan "cgiRecvFile.exe" Buffer Overflow - ====================================================================== Table of Contents Affected Software....................................................1 Severity.............................................................2 Vendor's Description of Software.....................................3 Description of Vulnerability.........................................4 Solution.............................................................5 Time Table...........................................................6 Credits..............................................................7 References...........................................................8 About Secunia........................................................9 Verification........................................................10 ====================================================================== 1) Affected Software * Trend Micro OfficeScan 7.3 patch 4 build 1362 NOTE: Other versions may also be affected. ====================================================================== 2) Severity Rating: Moderately critical Impact: System compromise Where: Local network ====================================================================== 3) Vendor's Description of Software "Protect your desktops, laptops, and file servers with OfficeScan?, comprehensive security against today?s complex, blended threats and Web-based attacks." Product Link: http://us.trendmicro.com/us/products/enterprise/officescan-client- server-edition/ ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a vulnerability in Trend Micro OfficeScan, which can be exploited by malicious people to compromise a vulnerable system. A boundary error in cgiRecvFile.exe can be exploited to cause a stack-based buffer overflow via an HTTP request with a specially crafted, overly long "ComputerName" parameter. The "TempFileName", "NewFileSize", and "Verify" parameters must also be manipulated to exploit the vulnerability. Successful exploitation allows execution of arbitrary code. ====================================================================== 5) Solution Apply patches available from the vendor. ====================================================================== 6) Time Table 02/09/2008 - Vendor notified. 02/09/2008 - Vendor response. 12/09/2008 - Public disclosure. ====================================================================== 7) Credits Discovered by Dyon Balding, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2008-2437 for the vulnerability. ====================================================================== 9) About Secunia Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration: http://secunia.com/advisories/business_solutions/ Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security. http://secunia.com/advisories/ Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general: http://secunia.com/secunia_research/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/corporate/jobs/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/advisories/mailing_lists/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2008-35/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================

References:

http://www.securityfocus.com/bid/31139
http://xforce.iss.net/xforce/xfdb/45072
http://www.trendmicro.com/ftp/documentation/readme/OSCE_8.0_Win_EN_CriticalPatch_B1361_readme.txt
http://www.trendmicro.com/ftp/documentation/readme/OSCE_8.0_SP1_Win_EN_CriticalPatch_B2424_readme.txt
http://www.trendmicro.com/ftp/documentation/readme/OSCE_8.0_SP1_Patch1_Win_EN_CriticalPatch_B3060_readme.txt
http://www.trendmicro.com/ftp/documentation/readme/OSCE_7.3_Win_EN_CriticalPatch_B1367_readme.txt
http://www.trendmicro.com/ftp/documentation/readme/CSM_3.6_OSCE_7.6_Win_EN_CriticalPatch_B1195_readme.txt
http://www.securityfocus.com/archive/1/archive/1/496281/100/0/threaded
http://secunia.com/secunia_research/2008-35/
http://secunia.com/advisories/31342


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