ZDI-11-051: IBM Lotus Notes cai URI Handler Remote Code Execution Vulnerability


ZDI-11-051: IBM Lotus Notes cai URI Handler Remote Code Execution Vulnerability http://www.zerodayinitiative.com/advisories/ZDI-11-051 February 7, 2011 - This vulnerability is being disclosed publicly without a patch in accordance with the ZDI 180 day deadline. To view mitigations for this vulnerability please see: http://dvlabs.tippingpoint.com/blog/2011/02/07/zdi-disclosure-ibm -- Affected Vendors: IBM -- Affected Products: IBM Lotus Notes -- Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of IBM Lotus Notes. User interaction is required to exploit this vulnerability. The specific flaw exists within the handling of malformed strings within cai:// URIs. The '--launcher.library' switch can be injected and directed to load a DLL from a network share. This will result in code execution under the context of the current user. -- Disclosure Timeline: 2009-12-18 - Vulnerability reported to vendor 2011-02-07 - Public release of advisory -- Credit: This vulnerability was discovered by: * rgod -- About the Zero Day Initiative (ZDI): Established by TippingPoint, The Zero Day Initiative (ZDI) represents a best-of-breed model for rewarding security researchers for responsibly disclosing discovered vulnerabilities. Researchers interested in getting paid for their security research through the ZDI can find more information and sign-up at: http://www.zerodayinitiative.com The ZDI is unique in how the acquired vulnerability information is used. TippingPoint does not re-sell the vulnerability details or any exploit code. Instead, upon notifying the affected product vendor, TippingPoint provides its customers with zero day protection through its intrusion prevention technology. Explicit details regarding the specifics of the vulnerability are not exposed to any parties until an official vendor patch is publicly available. Furthermore, with the altruistic aim of helping to secure a broader user base, TippingPoint provides this vulnerability information confidentially to security vendors (including competitors) who have a vulnerability protection or mitigation product. Our vulnerability disclosure policy is available online at: http://www.zerodayinitiative.com/advisories/disclosure_policy/ Follow the ZDI on Twitter: http://twitter.com/thezdi