Executive Summary

Summary
Title OTR vulnerabilities
Informations
Name USN-2091-1 First vendor Publication 2014-01-29
Vendor Ubuntu Last vendor Modification 2014-01-29
Severity (Vendor) N/A Revision N/A

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 :
Cvss Base Score Not Defined Attack Range Not Defined
Cvss Impact Score Not Defined Attack Complexity Not Defined
Cvss Expoit Score Not Defined Authentication Not Defined
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

Applications using the OTR secure chat protocol could be made to expose sensitive information over the network.

Software Description: - libotr: Off-the-Record Messaging library

Details:

This update disables the OTR v1 protocol to prevent protocol downgrade attacks.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04 LTS:
libotr2 3.2.0-4ubuntu0.2

After a standard system update you need to restart OTR applications to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2091-1
https://launchpad.net/bugs/1266016

Package Information:
https://launchpad.net/ubuntu/+source/libotr/3.2.0-4ubuntu0.2

Original Source

Url : http://www.ubuntu.com/usn/USN-2091-1

Alert History

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0
1
Date Informations
2014-02-17 12:03:02
  • Multiple Updates
2014-01-30 21:19:25
  • First insertion