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Vulnerability Alert

Atmail filenameOriginal Parameter Processing Cross-Site Scripting Vulnerability

 
Threat Type:CWE-79: Cross-Site Scripting (XSS)
IntelliShield ID:28751
Version:1
First Published:2013 March 30 03:10 GMT
Last Published:2013 March 30 03:10 GMT
Port: Not available
CVE:CVE-2013-2585
Urgency:Unlikely Use
Credibility:Confirmed
Severity:Mild Damage
CVSS Base:4.3 CVSS Calculator
CVSS Version 2.0
CVSS Temporal:3.4
 
Version Summary:Atmail contains a vulnerability that could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks on the targeted system. Updates are available.
 
 
Description
Atmail contains a vulnerability that could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks on the targeted system.

The vulnerability exists due to insufficient sanitization of user-supplied input by the affected software. An unauthenticated, remote attacker could exploit this vulnerability by convincing a targeted user to open a crafted web page. If successful, it could allow the attacker to execute arbitrary script code in the user's browser session.

Proof-of-concept code that exploits this vulnerability is publicly available.

Atmail has confirmed this vulnerability and released updated software.
 
Warning Indicators
Atmail Email Sever versions 7.0.2 and prior are affected.
 
IntelliShield Analysis
To exploit the vulnerability, the attacker may provide a file to the user and attempt to persuade the user to open or execute the file by using misleading language or instructions.
 
Vendor Announcements
Atmail has released a security advisory at the following link: CVE-2013-2585
 
Impact
An unauthenticated, remote attacker could exploit this vulnerability to execute arbitrary script or HTML code in the user's browser in the security context of the affected application. This action could allow the attacker to access sensitive browser-based information, including authentication cookies and recently submitted data, or to take actions on the site as the affected user.
 
Technical Information
The vulnerability exists in the filenameOriginal parameter used by the affected software.

Further technical information is not available.
 
Safeguards
Administrators are advised to apply the appropriate updates.

Users are advised not to open media files from suspicious or unrecognized sources. If users cannot verify that media files are safe, they are advised not to open them.

Administrators are advised to monitor affected systems.

For additional information about cross-site scripting attacks and the methods used to exploit these vulnerabilities, see the Cisco Applied Mitigation Bulletin Understanding Cross-Site Scripting (XSS) Threat Vectors
 
Patches/Software
Atmail has released a hotfix for registered users at the following link: 7.0.3
 
Alert History
 
Initial Release


Product Sets
 
The security vulnerability applies to the following combinations of products.

Primary Products:
AtMailEmail Server 7.0 Base, .1, .2

Associated Products:
N/A




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LEGAL DISCLAIMER
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.
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