====================================================================== Secunia Research 18/10/2006 - IBM Lotus Notes Insecure Default Folder Permissions - ====================================================================== 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 IBM Lotus Notes 6.5.4 and 6.5.5. IBM Lotus Notes 7.0.0 and 7.0.1. ====================================================================== 2) Severity Rating: Less critical Impact: Privilege Escalation, Manipulation of Data Where: Local System ====================================================================== 3) Vendor's Description of Software "IBM Lotus Notes continues to set the standard for innovation in the messaging and collaboration market Lotus defined over a decade ago. As an integrated collaborative environment, the Lotus Notes client and the IBM Lotus Domino server combine enterprise-class messaging and calendaring & scheduling capabilities with a robust platform for collaborative applications". Product Link: http://www.lotus.com/products/product4.nsf/wdocs/noteshomepage ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a security issue in Lotus Notes, which can be exploited by malicious, local users to manipulate arbitrary files. The problem is that Lotus Notes sets insecure default permissions (grants "Everyone" group "Full Control") on the "notes" directory and all child objects. This can be exploited to remove, manipulate, and replace any of the application's files. ====================================================================== 5) Solution Update to version 7.0.2. ====================================================================== 6) Time Table 22/07/2005 - Vendor notified. 22/07/2005 - Vendor response. 18/10/2006 - Public disclosure. ====================================================================== 7) Credits Discovered by Carsten Eiram, Secunia Research. ====================================================================== 8) References IBM: http://www-1.ibm.com/support/docview.wss?rs=463&uid=swg21246773 The Common Vulnerabilities and Exposures (CVE) project has assigned candidate number CVE-2005-2454 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://corporate.secunia.com/ 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/ 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://corporate.secunia.com/secunia_research/33/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/secunia_vacancies/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/secunia_security_advisories/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2005-29/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================