Openstack nova: vnc proxy can connect to the wrong vm
Published Mar 22, 2013
7.1
HIGHCVSS 4.0
EPSS 2.14%
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.
Affected products
No data.
Configuration 1
Configuration 2
- 11.10
- 12.04
- 12.10
No data.
OpenStack Folsom for RHEL 6
openstack-nova-0:2012.2.3-7.el6ost
Fixed · RHSA-2013:0709
Red Hat OpenStack Platform 13 (Queens)
redhat-user-workloads/openstack-nova-compute
Not affected
Red Hat OpenStack Platform 13 (Queens)
redhat-user-workloads/openstack-nova-compute-ironic
Not affected
Red Hat OpenStack Platform 16.2
redhat-user-workloads/openstack-nova-compute
Not affected
Red Hat OpenStack Platform 16.2
redhat-user-workloads/openstack-nova-compute-ironic
Not affected
Red Hat OpenStack Platform 17.1
redhat-user-workloads/openstack-nova-compute
Not affected
Red Hat OpenStack Platform 17.1
redhat-user-workloads/openstack-nova-compute-ironic
Not affected
Red Hat OpenStack Platform 18.0
redhat-user-workloads/openstack-nova-compute
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| OpenStack Folsom for RHEL 6 | openstack-nova-0:2012.2.3-7.el6ost | Fixed | RHSA-2013:0709 |
| Red Hat OpenStack Platform 13 (Queens) | redhat-user-workloads/openstack-nova-compute | Not affected | n/a |
| Red Hat OpenStack Platform 13 (Queens) | redhat-user-workloads/openstack-nova-compute-ironic | Not affected | n/a |
| Red Hat OpenStack Platform 16.2 | redhat-user-workloads/openstack-nova-compute | Not affected | n/a |
| Red Hat OpenStack Platform 16.2 | redhat-user-workloads/openstack-nova-compute-ironic | Not affected | n/a |
| Red Hat OpenStack Platform 17.1 | redhat-user-workloads/openstack-nova-compute | Not affected | n/a |
| Red Hat OpenStack Platform 17.1 | redhat-user-workloads/openstack-nova-compute-ironic | Not affected | n/a |
| Red Hat OpenStack Platform 18.0 | redhat-user-workloads/openstack-nova-compute | Not affected | n/a |
No package ranges for this CVE.
Remediation
Vendor solution
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Red Hat mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
1 other source (Red Hat) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.14% (0.02140) | 81.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.15% (0.02146) | 79.64th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.04% (0.01036) | 75.39th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.80% (0.02803) | 76.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.00% (0.00999) | 75.43th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.43% (0.00426) | 75.15th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00426) | 73.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00426) | 70.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.81% (0.01815) | 77.08th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.81% (0.01815) | 76.57th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.19% (0.02186) | 80.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.81% (0.01815) | 75.00th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.81% (0.01815) | 54.30th | v2 (v2022.01.01) |
References (21)
- http://github.com/openstack/nova/commit/05a3374992bc8ba53ddc9c491b51c4b59eed0a72
- http://github.com/openstack/nova/commit/3b0f4cf6bea33e6ee1893f6e872d968b0c309f88
- http://github.com/openstack/nova/commit/48e81f1554ce41c3d4f7445421d19f4a8128e98d
- http://github.com/openstack/nova/commit/ad94a90202193335f011888db017e557b07faf8a
- http://github.com/openstack/nova/commit/e98928cf77645fdc309da894f3bd332e99482e0d
- http://rhn.redhat.com/errata/RHSA-2013-0709.html
- http://secunia.com/advisories/52337 Vendor Advisory
- http://secunia.com/advisories/52728 Vendor Advisory
- http://www.openwall.com/lists/oss-security/2013/02/26/7
- http://www.osvdb.org/90657
- http://www.ubuntu.com/usn/USN-1771-1
- https://access.redhat.com/errata/RHSA-2013:0709 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2013-0335 vdb-entryx_refsource_REDHATVendor Advisory
- https://bugs.launchpad.net/nova/+bug/1125378
- https://github.com/advisories/GHSA-qfp8-hfqx-c79c Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/nova/PYSEC-2013-43.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2013-0335
- https://review.openstack.org/#/c/22086
- https://review.openstack.org/#/c/22758
- https://review.openstack.org/#/c/22872
- https://www.cve.org/CVERecord?id=CVE-2013-0335
Change history (0)
No recorded changes yet.