Executive Summary

Summary
Title AT&T Connect Participant Application for Windows v9.5.35 contains a stack-based buffer overflow vulnerability
Informations
Name VU#346278 First vendor Publication 2013-12-03
Vendor VU-CERT Last vendor Modification 2013-12-03
Severity (Vendor) N/A Revision M

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Vulnerability Note VU#346278

AT&T Connect Participant Application for Windows v9.5.35 contains a stack-based buffer overflow vulnerability

Original Release date: 03 Dec 2013 | Last revised: 03 Dec 2013

Overview

AT&T Connect Participant Application for Windows v9.5.35 and possibly earlier versions contain a stack-based buffer overflow (CWE-121) vulnerability.

Description

CWE-121: Stack-based Buffer Overflow

AT&T Connect Participant Application for Windows v9.5.35 and possibly earlier versions contain a stack-based buffer overflow vulnerability. AT&T Connect allows a user to join a web conference via a web browser. When joining a conference, AT&T provides the .SVT file for the user to open. Upon opening the file, the user is able to join the conference.

An attacker can send a malformed .SVT file to a victim which can allow the attacker to run arbitrary code in the context of the logged in user.

Impact

A remote unauthenticated attacker that is able to trick a user into opening a malicious .SVT file may be able to obtain sensitive information, cause a denial of service condition, or execute arbitrary code with the privileges of the application.

Solution

Apply an Update

AT&T has released Connect Participant Application for Windows v.9.5.51 to address this vulnerability. Affected users are advised to upgrade.

Vendor Information (Learn More)

VendorStatusDate NotifiedDate Updated
AT&TAffected12 Sep 201304 Nov 2013
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

GroupScoreVector
Base8.3AV:N/AC:M/Au:N/C:P/I:P/A:C
Temporal6.5E:POC/RL:OF/RC:C
Environmental1.6CDP:ND/TD:L/CR:ND/IR:ND/AR:ND

References

  • http://cwe.mitre.org/data/definitions/20.html
  • http://www.corp.att.com/attconnectsupport/downloads/pa/
  • http://downloads.uc.att.com/participant/public/V90551/en/MSI/student/student_auto_register/ATT_Connect_Setup.exe

Credit

Thanks to Christopher Gabriel of Telos Corporation for reporting this vulnerability.

This document was written by Adam Rauf.

Other Information

  • CVE IDs:CVE-2013-6029
  • Date Public:12 Nov 2013
  • Date First Published:03 Dec 2013
  • Date Last Updated:03 Dec 2013
  • Document Revision:30

Feedback

If you have feedback, comments, or additional information about this vulnerability, please send us email.

Original Source

Url : http://www.kb.cert.org/vuls/id/346278

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7

Alert History

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0
1
2
Date Informations
2013-12-14 17:18:00
  • Multiple Updates
2013-12-04 21:23:41
  • Multiple Updates
2013-12-03 21:18:17
  • First insertion