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Ubuntu 11.10 USN-1483-1 Critical: NetworkManager Insecure AdHoc Connections

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Calendar Grey June 27, 2012
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Ubuntu Security Announcement USN-1483-2 emphasizes vulnerabilities in NetworkManager related to insecure AdHoc Wi-Fi setup. Immediate upgrade recommended.
NetworkManager could create insecure AdHoc wireless networks.

Summary

NetworkManager could create insecure AdHoc wireless networks.

Software Description:

- network-manager: Network connection manager

Details:

It was discovered that certain wireless drivers incorrectly handled the

creation of WPA-secured AdHoc connections. This could result in AdHoc

wireless connections being created without any security at all. This update

removes WPA as a security choice for AdHoc connections in NetworkManager.

Topics%20covered

Topics Covered

security advisory update Ubuntu wireless network-manager AdHoc insecurity

Update Instructions

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

Ubuntu 11.10:
  network-manager                 0.9.1.90-0ubuntu5.2

Ubuntu 11.04:
  network-manager                 0.8.4~git.20110319t175609.d14809b-0ubuntu3.1

Ubuntu 10.04 LTS:
  network-manager                 0.8-0ubuntu3.3

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-1483-1

CVE-2012-2736

Severity
critical
Lowest
Low
Medium
High
Critical

June 27, 2012

Topics%20covered

Topics Covered

security advisory update Ubuntu wireless network-manager AdHoc insecurity

Package Information

https://launchpad.net/ubuntu/+source/network-manager/0.9.1.90-0ubuntu5.2
https://launchpad.net/ubuntu/+source/network-manager/0.8.4~git.20110319t175609.d14809b-0ubuntu3.1
https://launchpad.net/ubuntu/+source/network-manager/0.8-0ubuntu3.3

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