OpenStack令牌过期安全绕过漏洞

发布日期:2012-11-28
更新日期:2012-12-01

受影响系统:
openstack Keystone 2012.2 (Folsom)
描述:
--------------------------------------------------------------------------------
BUGTRAQ  ID: 56727
CVE(CAN) ID: CVE-2012-5563

OpenStack是可大规模扩展的云操作系统。

OpenStack 2012.2 (Folsom)及其他版本的旧令牌过期后,可通过在过期之前创建新令牌绕过安全限制,获取长期的账户访问权限。

<*来源:Anndy
 
  链接:https://bugzilla.RedHat.com/show_bug.cgi?id=CVE-2012-5563
        http://www.securelist.com/en/advisories/50045
        http://www.openwall.com/lists/oss-security/2012/07/27/4
        http://www.Ubuntu.com/usn/usn-1641-1/
*>

建议:
--------------------------------------------------------------------------------
厂商补丁:

Ubuntu
------
Ubuntu已经为此发布了一个安全公告(USN-1641-1)以及相应补丁:
USN-1641-1:USN-1641-1: OpenStack Keystone vulnerabilities
链接:http://www.ubuntu.com/usn/usn-1641-1/

openstack
---------
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载2012.1.1版本:

Folsom fixes:
http://github.com/openstack/keystone/commit/375838cfceb88cacc312ff6564e64eb18ee6a355
http://github.com/openstack/keystone/commit/628149b3dc6b58b91fd08e6ca8d91c728ccb8626
http://github.com/openstack/keystone/commit/a67b24878a6156eab17b9098fa649f0279256f5d

Essex fixes:
http://github.com/openstack/keystone/commit/29e74e73a6e51cffc0371b32354558391826a4aa
http://github.com/openstack/keystone/commit/d9600434da14976463a0bd03abd8e0309f0db454
http://github.com/openstack/keystone/commit/ea03d05ed5de0c015042876100d37a6a14bf56de

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