63 results · Feed
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Medium 5.4
OpenStack Nova: Nova scheduler hint injection bypasses Placement resource claims and scheduling constraints
In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation.
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High 8.2
OpenStack Nova calls qemu-img without format restrictions for resize
An issue was discovered in OpenStack Nova before 30.2.2, 31 before 31.2.1, and 32 before 32.1.1. By writing a malicious QCOW header to a root or ephemeral disk and then triggering a resize, a user may convince Nova's Flat image backend to call qemu-img withou…
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Medium 6.5
OpenStack Cinder, Glance, and Nova vulnerable to arbitrary file access
An issue was discovered in OpenStack Cinder through 24.0.0, Glance before 28.0.2, and Nova before 29.0.3. Arbitrary file access can occur via custom QCOW2 external data. By supplying a crafted QCOW2 image that references a specific data file path, an authenti…
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Medium 6.5
A flaw was found in OpenStack due to an inconsistency between Cinder and Nova. This issue can be triggered intentionall…
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Medium 5.7
OpenStack Cinder, glance, and Nova vulnerable to Path Traversal
An issue was discovered in OpenStack Cinder before 19.1.2, 20.x before 20.0.2, and 21.0.0; Glance before 23.0.1, 24.x before 24.1.1, and 25.0.0; and Nova before 24.1.2, 25.x before 25.0.2, and 26.0.0. By supplying a specially created VMDK flat image that refe…
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Low 3.3
OpenStack Nova Changing vnic_type breaks compute service restart
An issue was discovered in OpenStack Nova before 23.2.2, 24.x before 24.1.2, and 25.x before 25.0.2. By creating a neutron port with the direct vnic_type, creating an instance bound to that port, and then changing the vnic_type of the bound port to macvtap, a…
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Medium 6.1CVE-2021-3654 EPSS 27%
Open Redirect in CPython that affects users of OpenStack Nova
A vulnerability was found in openstack-nova's console proxy, noVNC. By crafting a malicious URL, noVNC could be made to redirect to any desired URL.
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High 8.3
OpenStack Nova Live migration fails to update persistent domain XML
An issue was discovered in Guest.migrate in virt/libvirt/guest.py in OpenStack Nova before 19.3.1, 20.x before 20.3.1, and 21.0.0. By performing a soft reboot of an instance that has previously undergone live migration, a user may gain access to destination h…
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Low 3.3
OpenStack Nova can leak consoleauth token into log files
An issue was discovered in OpenStack Nova before 18.2.4, 19.x before 19.1.0, and 20.x before 20.1.0. It can leak consoleauth tokens into log files. An attacker with read access to the service's logs may obtain tokens used for console access. All Nova setups u…
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Unscored —
OpenStack nova base images permissions are world readable
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Medium 5.9
OpenStack Nova Exposure of Sensitive Information to an Unauthorized Actor
OpenStack Nova before 2012.1 allows someone with access to an EC2_ACCESS_KEY (equivalent to a username) to obtain the EC2_SECRET_KEY (equivalent to a password). Exposing the EC2_ACCESS_KEY via http or tools that allow man-in-the-middle over https could allow …
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Medium 6.5
OpenStack Nova Server Resource Faults Leak External Exception Details
An issue was discovered in OpenStack Nova before 17.0.12, 18.x before 18.2.2, and 19.x before 19.0.2. If an API request from an authenticated user ends in a fault condition due to an external exception, details of the underlying environment may be leaked in t…
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Low 2.8
qcow format could expose host filesystem information
Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.
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High 7.5
OpenStack Nova Denial of service attack on the compute host
An issue was discovered in OpenStack Nova 15.x through 15.1.0 and 16.x through 16.1.1. By detaching and reattaching an encrypted volume, an attacker may access the underlying raw volume and corrupt the LUKS header, resulting in a denial of service attack on t…
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High 8.6
OpenStack Nova DoS by rebuilding the same instance with a new image multiple times
An issue was discovered in the default FilterScheduler in OpenStack Nova 16.0.3. By repeatedly rebuilding an instance with new images, an authenticated user may consume untracked resources on a hypervisor host leading to a denial of service, aka doubled resou…
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Medium 6.5
OpenStack Nova Filter Scheduler Bypass
In OpenStack Nova through 14.0.9, 15.x through 15.0.7, and 16.x through 16.0.2, by rebuilding an instance, an authenticated user may be able to circumvent the Filter Scheduler bypassing imposed filters (for example, the ImagePropertiesFilter or the IsolatedHo…
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Medium 4.7
OpenStack Compute (Nova) Improper Access Control
OpenStack Compute (nova) Icehouse, Juno and Havana when live migration fails allows local users to access VM volumes that they would normally not have permissions for.
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Critical 9.8
OpenStack Nova logs sensitive context from notification exceptions
An issue was discovered in exception_wrapper.py in OpenStack Nova 13.x through 13.1.3, 14.x through 14.0.4, and 15.x through 15.0.1. Legacy notification exception contexts appearing in ERROR level logs may include sensitive information such as account passwor…
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High 7.5
OpenStack Cinder, Glance, and Nova contain Uncontrolled Resource Consumption
The image parser in OpenStack Cinder 7.0.2 and 8.0.0 through 8.1.1; Glance before 11.0.1 and 12.0.0; and Nova before 12.0.4 and 13.0.0 does not properly limit qemu-img calls, which might allow attackers to cause a denial of service (memory and disk consumptio…
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Unscored —
OpenStack Compute (nova) 13.0.0 does not properly delete instances from compute nodes, which allows remote authenticate…
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Medium 5.3
OpenStack Nova host data access through resize/migration
The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an eph…
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Medium 5.9
OpenStack Nova Potential Xen connection password leak via StorageError
The volume_utils._parse_volume_info function in OpenStack Compute (Nova) before 2015.1.3 (kilo) and 12.0.x before 12.0.1 (liberty) includes the connection_info dictionary in the StorageError message when using the Xen backend, which might allow attackers to o…
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Unscored —
OpenStack Compute (Nova) before 2015.1.3 (kilo) and 12.0.x before 12.0.1 (liberty), when using libvirt to spawn instanc…
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Medium —
OpenStack Compute (Nova) allows remote attackers to bypass intended restriction
OpenStack Compute (Nova) before 2014.2.4 (juno) and 2015.1.x before 2015.1.2 (kilo) do not properly apply security group changes, which allows remote attackers to bypass intended restriction by leveraging an instance that was running when the change was made.
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Medium —
OpenStack Compute (nova) allows remote authenticated users to cause a denial of service
OpenStack Compute (nova) before 2014.2.4 (juno) and 2015.1.x before 2015.1.2 (kilo) does not properly delete instances from compute nodes, which allows remote authenticated users to cause a denial of service (disk consumption) by deleting instances while in t…
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Medium —
OpenStack Nova instance migration process does not stop when instance is deleted
OpenStack Compute (nova) 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial of service (disk, network, and other resource consumption) by r…
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Medium —
OpenStack Compute (Nova) has Insufficient Verification of Data Authenticity
OpenStack Compute (Nova) before 2014.1.4, 2014.2.x before 2014.2.3, and kilo before kilo-3 does not validate the origin of websocket requests, which allows remote attackers to hijack the authentication of users for access to consoles via a crafted webpage.
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Medium —
OpenStack Compute (Nova) Denial of Service vulnerability
OpenStack Compute (Nova) before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (CPU consumption) via an IP filter in a list active servers API request.
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Medium —
OpenStack Nova VMware instance leak potentially leading to compute DoS
The VMware driver in OpenStack Compute (Nova) before 2014.1.4 allows remote authenticated users to cause a denial of service (disk consumption) by deleting an instance in the resize state.
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Unscored —
The processutils.execute function in OpenStack oslo-incubator, Cinder, Nova, and Trove before 2013.2.4 and 2014.1 befor…
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Medium —
OpenStack Compute (Nova)'s VMWare driver vulnerable to denial of service
The VMWare driver in OpenStack Compute (Nova) before 2014.1.3 allows remote authenticated users to bypass the quota limit and cause a denial of service (resource consumption) by putting the VM into the rescue state, suspending it, which puts into an ERROR sta…
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Medium —
OpenStack Compute (Nova) Exposure of Sensitive Information to an Unauthorized Actor vulnerability
api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, when proxying metadata requests through Neutron, makes it easier for remote attackers to guess instance ID signatures via a brute-force attack…
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Unscored —
The OpenStack Nova (python-nova) package 1:2013.2.3-0 before 1:2013.2.3-0ubuntu1.2 and 1:2014.1-0 before 1:2014.1-0ubun…
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Low 3.1
OpenStack Nova host data leak to vm instance in rescue mode
The instance rescue mode in OpenStack Compute (Nova) 2013.2 before 2013.2.3 and Icehouse before 2014.1, when using libvirt to spawn images and use_cow_images is set to false, allows remote authenticated users to read certain compute host files by overwriting …
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Medium —
OpenStack Compute (Nova) allows remote authenticated users to gain privileges via API requests
The Nova EC2 API security group implementation in OpenStack Compute (Nova) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 does not enforce RBAC policies for (1) add_rules, (2) remove_rules, (3) destroy, and other unspecified methods in compute/api.py…
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Medium 6.5
OpenStack Nova VMWare driver leaks rescued images
The VMWare driver in OpenStack Compute (Nova) 2013.2 through 2013.2.2 does not properly put VMs into RESCUE status, which allows remote authenticated users to bypass the quota limit and cause a denial of service (resource consumption) by requesting the VM be …
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Medium —
OpenStack Nova DoS through ephemeral disk backing files
The libvirt driver in OpenStack Compute (Nova) before 2013.2.2 and icehouse before icehouse-2 allows remote authenticated users to cause a denial of service (disk consumption) by creating and deleting instances with unique os_type settings, which triggers the…
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High 7.5
OpenStack Nova Live migration can leak root disk into ephemeral storage
The i_create_images_and_backing (aka create_images_and_backing) method in libvirt driver in OpenStack Compute (Nova) Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obt…
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Low —
OpenStack Nova denial of service through compressed disk images
OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service (host file system disk consumption) via a compressed QCOW2 image. NOTE: this issue is due to…
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Unscored —
The python-qpid client (common/rpc/impl_qpid.py) in OpenStack Oslo before 2013.2 does not enforce SSL connections when …