A Security Vulnerability in the TCP Loopback/Fusion Code May Lead to a System Hang Resulting in a Denial of Service (DoS) (Sun 102963)

Original Release Date: July 24, 2007
Last Revised: October 2, 2007
Number: ASA-2007-306
Risk Level: Low
Advisory Version: 2.0
Advisory Status: Final

1. Overview:

A new Sun Alert Notification from Sun Microsystems has been issued and is described below. Issues which have been resolved by Sun Microsystems have been indicated as such. Notifications without a resolution may have restrictions to additional information on the sunsolve.sun.com website.

102963
A Security Vulnerability in the TCP Loopback/Fusion Code May Lead to a System Hang Resulting in a Denial of Service (DoS)
Product: Solaris 10 Operating System
Category: Security
Date Released: 27-Jun-2007
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102963-1

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2007-3469 to this issue.

Avaya System Products using a Sun Microsystems Operating System:
Avaya system products include an Operating System with the product when it is delivered. Avaya Call Management System (CMS) and Avaya Interactive Response (IR) are both shipped with an operating system from Sun Microsystems. Actions to be taken on those products are described below.

Recommended Actions:
Follow the recommended actions for the products listed below. This advisory will be updated as additional information becomes available.

Product: Affected Version(s): Risk Level: Actions:
Avaya CMS None None CMS is not installed on Solaris 10.
Avaya IR IR 2.0 and 3.0 on Solaris 10 Low Avaya recommends that customers install IR Service Pack 1, dated October 2007, to address this vulnerability. IR Service Pack 1 is available at support.avaya.com in the IR downloads section.

2. Additional Information:

Additional information may also be available via the Avaya support website and through your Avaya account representative. Please contact your Avaya product support representative, or dial 1-800-242-2121, with any questions.

3. Disclaimer:

ALL INFORMATION IS BELIEVED TO BE CORRECT AT THE TIME OF PUBLICATION AND IS PROVIDED "AS IS". AVAYA INC., ON BEHALF ITSELF AND ITS SUBSIDIARIES AND AFFILIATES (HEREINAFTER COLLECTIVELY REFERRED TO AS "AVAYA"), DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND FURTHERMORE, AVAYA MAKES NO REPRESENTATIONS OR WARRANTIES THAT THE STEPS RECOMMENDED WILL ELIMINATE SECURITY OR VIRUS THREATS TO CUSTOMERS' SYSTEMS. IN NO EVENT SHALL AVAYA BE LIABLE FOR ANY DAMAGES WHATSOEVER ARISING OUT OF OR IN CONNECTION WITH THE INFORMATION OR RECOMMENDED ACTIONS PROVIDED HEREIN, INCLUDING DIRECT, INDIRECT, INCIDENTAL, STATUTORY, CONSEQUENTIAL DAMAGES, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF AVAYA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

THE INFORMATION PROVIDED HERE DOES NOT AFFECT THE SUPPORT AGREEMENTS IN PLACE FOR AVAYA PRODUCTS. SUPPORT FOR AVAYA PRODUCTS CONTINUES TO BE EXECUTED AS PER EXISTING AGREEMENTS WITH AVAYA.

4. Revision History:

V 1.0 - July 24, 2007 - Initial Statement issued.
V 2.0 - October 2, 2007 - Changed recommended actions for IR and changed advisory status to final.

Send information regarding any discovered security problems with Avaya products to either the contact noted in the product's documentation or securityalerts@avaya.com.

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