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CVE-2013-0335— Openstack nova: vnc proxy can connect to the wrong vm

Quick assessment

Affected
Red Hat OpenStack Folsom for RHEL 6
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenStack Compute（Nova）是用Python编写的云计算构造控制器，属于laaS系统的一部分。 OpenStack Compute (Nova) Grizzly，Folsom (2012.2)，Essex (2012.1)中存在漏洞。通过对删除绑定相同VNC端口的VM使用VNC令牌，远程认证攻击者利用该漏洞在伺机情况下获得访问到VM的权限。

CVSS 7.6 · High EPSS 2.14% · P81

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

Affected Version Matrix 8

VendorProduct Version RangeStatus
Red Hat OpenStack Folsom for RHEL 6 0:2012.2.3-7.el6ost< * unaffected
Red Hat Red Hat OpenStack Platform 13 (Queens) any unaffected
any unaffected
Red Hat Red Hat OpenStack Platform 16.2 any unaffected
any unaffected
Red Hat Red Hat OpenStack Platform 17.1 any unaffected
any unaffected
Red Hat Red Hat OpenStack Platform 18.0 any unaffected
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I. Basic Information for CVE-2013-0335

Vulnerability Information
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Vulnerability Title
Openstack nova: vnc proxy can connect to the wrong vm
Source: CVE Program / CVE List V5
Vulnerability Description
OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to gain access to a VM in opportunistic circumstances by using the VNC token for a deleted VM that was bound to the same VNC port.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
OpenStack Nova 安全绕过漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenStack Compute（Nova）是用Python编写的云计算构造控制器，属于laaS系统的一部分。 OpenStack Compute (Nova) Grizzly，Folsom (2012.2)，Essex (2012.1)中存在漏洞。通过对删除绑定相同VNC端口的VM使用VNC令牌，远程认证攻击者利用该漏洞在伺机情况下获得访问到VM的权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat OpenStack Folsom for RHEL 6 0:2012.2.3-7.el6ost ~ * cpe:/a:redhat:openstack:2::el6
Red Hat Red Hat OpenStack Platform 13 (Queens) - cpe:/a:redhat:openstack:13
Red Hat Red Hat OpenStack Platform 13 (Queens) - cpe:/a:redhat:openstack:13
Red Hat Red Hat OpenStack Platform 16.2 - cpe:/a:redhat:openstack:16.2
Red Hat Red Hat OpenStack Platform 16.2 - cpe:/a:redhat:openstack:16.2
Red Hat Red Hat OpenStack Platform 17.1 - cpe:/a:redhat:openstack:17.1
Red Hat Red Hat OpenStack Platform 17.1 - cpe:/a:redhat:openstack:17.1
Red Hat Red Hat OpenStack Platform 18.0 - cpe:/a:redhat:openstack:18.0

II. Public POCs for CVE-2013-0335

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III. Intelligence Information for CVE-2013-0335

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Vendor Advisories for CVE-2013-0335 (8)

Mailing List Discussions for CVE-2013-0335 (1)

Other References for CVE-2013-0335 (4)

IV. Related Vulnerabilities

Same product: OpenStack Folsom for RHEL 6
Same vendor: Red Hat
Same weakness: CWE-613

V. Comments for CVE-2013-0335

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