Test Kennung:	1.3.6.1.4.1.25623.1.0.140030
Kategorie:	CISCO
Titel:	Cisco Email Security Appliance MIME Header Bypass Vulnerability
Zusammenfassung:	A vulnerability in the email message and content filtering for malformed Multipurpose Internet Mail; Extensions (MIME) headers of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and; Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass the; filtering functionality of the targeted device. Emails that should have been quarantined could; instead be processed.;; The vulnerability is due to improper error handling when malformed MIME headers are present in the; email attachment. An attacker could exploit this vulnerability by sending an email with a crafted; attachment encoded with MIME. A successful exploit could allow the attacker to bypass the configured; email message and content filtering.;; Cisco has released software updates that address this vulnerability. Workarounds that address this; vulnerability are not available.
Beschreibung:	Summary: A vulnerability in the email message and content filtering for malformed Multipurpose Internet Mail Extensions (MIME) headers of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of the targeted device. Emails that should have been quarantined could instead be processed. The vulnerability is due to improper error handling when malformed MIME headers are present in the email attachment. An attacker could exploit this vulnerability by sending an email with a crafted attachment encoded with MIME. A successful exploit could allow the attacker to bypass the configured email message and content filtering. Cisco has released software updates that address this vulnerability. Workarounds that address this vulnerability are not available. Solution: See the referenced vendor advisory for a solution. CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Querverweis:	Common Vulnerability Exposure (CVE) ID: CVE-2016-6372 BugTraq ID: 93911 http://www.securityfocus.com/bid/93911 http://www.securitytracker.com/id/1037118 http://www.securitytracker.com/id/1037119
Copyright	Copyright (C) 2016 Greenbone AG

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