Download Manager < 2.2.4.8 DoS

2009-07-26 / 2009-07-27
Risk: High
Local: Yes
Remote: No
CWE: CWE-119


CVSS Base Score: 9.3/10
Impact Subscore: 10/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - ---------------------------------------------------- Akamai Technologies Security Advisory 2009-0001 * Akamai ID: 2009-0001 * Date: 2009/23/20 * Product Name: Download Manager * Affected Versions: < 2.2.4.8 * Fixed Version: 2.2.4.8 * CVE IDs: {TBD} * CVSS Base Score: (AV:R/AC:H/Au:NR/C:C/I:C/A:C/B:N) 8.0 * Product Description: Akamai Download Manager is a client software application that helps users download content easily, quickly, and reliably. It is available is an ActiveX component or Java applet and provides users the ability to pause, resume downloading at a later time, and automatically recover from dropped connections or system crashes. * Vulnerability Description: Akamai has become aware of a security vulnerability within the Akamai Download Manager up to and including version 2.2.3.7 of the ActiveX control. For successful exploitation, this vulnerability requires a user to be convinced to visit a malicious URL put into place by an attacker. This may then lead to an unauthorized download and automatic execution of arbitrary code run within the context of the victim user. This vulnerability exist only in the Download Manager client software and does not affect Akamai's services in any way. * Patch Instructions: For ActiveX versions: Affected users can upgrade to the latest version of Akamai Download Manager by visiting the following web page: http://dlm.tools.akamai.com/tools/upgrade.html Visiting that page or any other Download Manager enabled page will prompt the user to install the latest version of the software automatically. Akamai has successfully coordinated with each of our enterprise customers to ensure that all are distributing the patched version. To verify the correct version is installed: 1) In Internet Explorer, choose "Internet Options..." from the "Tools" menu. 2) Under the "General" tab, select "Settings..." from the "Temporary Internet files" section. 3) Select "View Objects..." from the "Temporary Internet files folder" section. 4) Find the item for "DownloadManager Control" and verify that the version is "2,2,4,8" or higher. * If you wish to uninstall Download Manager, complete this last step: 5) Find the item for "DownloadManager Control", right-click and select "Remove". 6) When prompted to confirm, choose "Yes". For Java versions: The java version is not persistently installed. No action is required by the user. * Credit: This vulnerability was independently discovered and brought to Akamai's attention by iDefense (http://labs.idefense.com). * Additional Information: http://www.akamai.com/html/support/security.html * About Akamai: Akamai&#174; is the leading global service provider for accelerating content and business processes online. Thousands of organizations have formed trusted relationships with Akamai, improving their revenue and reducing costs by maximizing the performance of their online businesses. Leveraging the Akamai EdgePlatform, these organizations gain business advantage today, and have the foundation for the emerging Web solutions of tomorrow. Akamai is "The Trusted Choice for Online Business." For more information, visit www.akamai.com. - ---------------------------------------------------- -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (Darwin) iQIcBAEBAgAGBQJKZ339AAoJEEngXEVbkoPOBGwP/0D3QxvDbRTdFJ/vaaqtVqQ9 D0MXAXFvH2+DHmON7MMpZMjS/K4YqvMo40GARTOkFZ+P9eJdOJjj3qtHMbqvWICt 8UdoJwzcVWlD9GNtkDOzeeHUX/fI/9wxn+vRoHS4Y/ApT3yj5ufasOIQ/tuV7xZH rvur8XrVtob3qbmQtwzNsSRzrSQOZFSd3L2pAgRiSDAJ+4gtWINa/BT94yyWOEwg imt08ZftXu1wZ7BcuY2626qZNSEmQiZCFDKHgN2nC9KBWfDxnHclz1yAwe7hbmBZ QhJUDaIg29vGC7ia5YRFcCyXVOWQufq4LlZPobof1lLR/xcAqWDZ63Z6zhmdSI7j cBuWO/JCo2tBVPQ8+yorMPWFNF3CnkXNPDaIKNwyprHo0btcOYSbk2HS9ibJR8zk lJeCbAzwLzJQeIzohSV1sHDb7LqjA1qY3kjLbaeivZw46K7CJ4GP2P+T8uF0ZKxL C6Br+0oIkpeAqUBEtL2C1m7jIxDqCWsyOZ19OPoAyc+2ttAe/23iBAwJomDPF4e4 DPZgiFs0w46P5aqhQfOx6m5rto5y73km1W5yvxYxLRNo/7EN7SbTsd9BmmVeW/1C 1kJb2ke1Wl+LVfQwybG/+M2mD680PJXwIyFLJhYn4gx3BdxdYu3t/UPzepyNC2ek IDrKqBDjNKSu3YLk6R1O =AggC -----END PGP SIGNATURE-----

References:

http://www.vupen.com/english/advisories/2009/1985
http://www.securityfocus.com/bid/35778
http://www.securityfocus.com/archive/1/archive/1/505187/100/0/threaded
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=813
http://archives.neohapsis.com/archives/fulldisclosure/2009-07/0351.html
http://secunia.com/advisories/35951


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