OpenStack Neutron up to 16.4.0/17.2.0/18.1.0 API Worker resource consumption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.1 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in OpenStack Neutron up to 16.4.0/17.2.0/18.1.0 (Cloud Software). This vulnerability affects an unknown functionality of the component API Worker. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.
The weakness was published 09/09/2021. The advisory is shared for download at launchpad.net. This vulnerability was named CVE-2021-40797. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.
Upgrading to version 16.4.1, 17.2.1 or 18.1.1 eliminates this vulnerability.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.1
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Resource consumptionCWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Neutron 16.4.1/17.2.1/18.1.1
Timeline
09/08/2021 🔍09/09/2021 🔍
09/09/2021 🔍
09/11/2021 🔍
Sources
Vendor: openstack.orgAdvisory: launchpad.net
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-40797 (🔍)
Entry
Created: 09/09/2021 11:08Updated: 09/11/2021 09:58
Changes: 09/09/2021 11:08 (39), 09/11/2021 09:58 (3)
Complete: 🔍
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