Test ID:	1.3.6.1.4.1.25623.1.0.100415
Category:	SMTP problems
Title:	Sendmail NULL Character CA SSL Certificate Validation Security Bypass Vulnerability
Summary:	Sendmail is prone to a security bypass vulnerability because the; application fails to properly validate the domain name in a signed CA certificate, allowing; attackers to substitute malicious SSL certificates for trusted ones.
Description:	Summary: Sendmail is prone to a security bypass vulnerability because the application fails to properly validate the domain name in a signed CA certificate, allowing attackers to substitute malicious SSL certificates for trusted ones. Vulnerability Impact: Successfully exploiting this issue allows attackers to perform man-in-the-middle attacks or impersonate trusted servers, which will aid in further attacks. Affected Software/OS: Versions prior to Sendmail 8.14.4 are vulnerable. Solution: Updates are available. Please see the references for more information. CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2009-4565 BugTraq ID: 37543 http://www.securityfocus.com/bid/37543 Debian Security Information: DSA-1985 (Google Search) http://www.debian.org/security/2010/dsa-1985 http://security.gentoo.org/glsa/glsa-201206-30.xml HPdes Security Advisory: HPSBUX02508 http://marc.info/?l=bugtraq&m=126953289726317&w=2 HPdes Security Advisory: SSRT100007 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10255 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11822 http://www.redhat.com/support/errata/RHSA-2011-0262.html http://secunia.com/advisories/37998 http://secunia.com/advisories/38314 http://secunia.com/advisories/38915 http://secunia.com/advisories/39088 http://secunia.com/advisories/40109 http://secunia.com/advisories/43366 http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021797.1-1 SuSE Security Announcement: SUSE-SR:2010:006 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html http://www.vupen.com/english/advisories/2009/3661 http://www.vupen.com/english/advisories/2010/0719 http://www.vupen.com/english/advisories/2010/1386 http://www.vupen.com/english/advisories/2011/0415
Copyright	Copyright (C) 2010 Greenbone AG

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