USN-1381-1: Ubuntu One Couch vulnerability

Ubuntu Security Notice USN-1381-1

1st March, 2012

ubuntuone-couch vulnerability

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

  • Ubuntu 11.10

Summary

Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.

Software description

  • ubuntuone-couch - Ubuntu One CouchDB

Details

It was discovered that Ubuntu One Couch did not perform any server
certificate validation when using HTTPS connections. If a remote attacker
were able to perform a man-in-the-middle attack, this flaw could be
exploited to alter or compromise confidential information.

Update instructions

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

Ubuntu 11.10:
ubuntuone-couch 0.3.0-0ubuntu2.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart your session to make
all the necessary changes.

References

LP: 882049