ZDI-05-003 - Novell NetMail IMAPD Buffer Overflows http://www.zerodayinitiative.com/advisories/ZDI-05-003.html November 18th, 2005 CVE ID: CAN-2005-3314 Affected Vendor: - Novell Affected Products: - Novell Netmail 3.5.2 TippingPointTM IPS Customer Protection: TippingPoint IPS customers have been protected against this vulnerability since October 24th, 2005 by Digital Vaccine protection filter ID 3868. For further product information on the TippingPoint IPS: www.tippingpoint.com Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Novell Netmail. Authentication is required to exploit this vulnerability. This specific flaw exists within the IMAP daemon. A lack of bounds checking during the parsing of long verb arguments results in an exploitable stack-based overflow. Vendor Response: "Novell has issued a update for the vulnerability(ies) and the update is available at:" support.novell.com/filefinder/19357/beta.html Disclosure Timeline: 2005.10.24 – Vulnerability reported to vendor 2005.10.24 – Digital Vaccine released to TippingPoint customers 2005.11.17 – Vulnerability information provided to ZDI security partners 2005.11.18 – Coordinated public release of advisory Credit: This vulnerability was discovered by Sebastian Apelt. 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: 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.
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