Description
Race condition in the VMware driver in OpenStack Compute (Nova) before 2014.1.4 and 2014.2 before 2014.2rc1 allows remote authenticated users to access unintended consoles by spawning an instance that triggers the same VNC port to be allocated to two different instances.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 5 | python-nova +13 | 2014.1.3-4.el6ost | RHSA-2014:1782, RHSA-2014:1781 |
| Red Hat OpenStack 4 | python-nova +13 | 2013.2.4-2.el6ost | RHSA-2014:1689 |
Advisories 3
- RHSA-2014:1782 Red Hat Security Advisory: openstack-nova security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 8, 2026
- RHSA-2014:1781 Red Hat Security Advisory: openstack-nova security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 8, 2026
- RHSA-2014:1689 Red Hat Security Advisory: openstack-nova security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 1, 2026
References
- https://bugs.launchpad.net/nova/+bug/1357372
- 60227 third-party-advisory
- RHSA-2014:1689 vendor-advisory
- RHSA-2014:1782 vendor-advisory
- RHSA-2014:1781 vendor-advisory
- [oss-security] 20141014 [OSSA 2014-035] Nova VMware driver may connect VNC to another tenant's console (CVE-2014-8750) mailing-list
- [openstack-announce] 20141014 [OSSA 2014-035] Nova VMware driver may connect VNC to another tenant's console (CVE-2014-8750) mailing-list
- 70182 vdb-entry