ZDI-07-024: Trend Micro ServerProtect EarthAgent Stack Overflow Vulnerability http://www.zerodayinitiative.com/advisories/ZDI-07-024.html May 7, 2007 -- CVE ID: CVE-2007-2508 -- Affected Vendor: Trend Micro -- Affected Products: ServerProtect v5.58 -- TippingPoint(TM) IPS Customer Protection: TippingPoint IPS customers have been protected against this vulnerability since May 2, 2007 by Digital Vaccine protection filter ID 5123. For further product information on the TippingPoint IPS: http://www.tippingpoint.com -- Vulnerability Details: These vulnerabilities allow attackers to execute arbitrary code on vulnerable installations of Trend Micro ServerProtect. Authentication is not required to exploit these vulnerabilities. The specific flaw exists in the EarthAgent.exe daemon, bound by default on TCP port 3628 and exposing the following DCE/RPC interface through TmRpcSrv.dll: /* opcode: 0x00, address: 0x65741030 */ error_status_t sub_65741030 ( [in] handle_t arg_1, [in] long arg_2, [in][size_is(arg_4)] byte arg_3[], [in] long arg_4, [out][size_is(arg_6)] byte arg_5[], [in] long arg_6 ); A sub-function within this interface is vulnerable to a stack overflow due an unbounded call to wcscpy(). -- Vendor Response: Trend Micro has issued an update to correct this vulnerability. More details can be found at: http://www.trendmicro.com/download_beta/product.asp?productid=17 -- Disclosure Timeline: 2007.02.01 - Vulnerability reported to vendor 2007.05.02 - Digital Vaccine released to TippingPoint customers 2007.05.07 - Coordinated public release of advisory -- Credit: This vulnerability was discovered by Eric DETOISIEN. -- About the Zero Day Initiative (ZDI): Established by TippingPoint, a division of 3Com, 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. 3Com does not re-sell the vulnerability details or any exploit code. Instead, upon notifying the affected product vendor, 3Com 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, 3Com provides this vulnerability information confidentially to security vendors (including competitors) who have a vulnerability protection or mitigation product. _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/