USN-1552-1: OpenStack Keystone vulnerabilities

3 September 2012

Two security issues were fixed in OpenStack Keystone.

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Packages

Details

Dolph Mathews discovered that OpenStack Keystone did not properly
restrict to administrative users the ability to update users'
tenants. A remote attacker that can reach the administrative API can
use this to add any user to any tenant. (CVE-2012-3542)

Derek Higgins discovered that OpenStack Keystone did not properly
implement token expiration. A remote attacker could use this to
continue to access an account that has been disabled or has a changed
password. (CVE-2012-3426)

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Update instructions

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

Ubuntu 12.04

In general, a standard system update will make all the necessary changes.

References

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