Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-40797 |
CWE-ID | CWE-400 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
openstack-neutron Client/Desktop applications / Other client software |
Vendor | Openstack |
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU59320
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2021-40797
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing API calls to nonexistent controllers. A remote authenticated user can trigger resource exhaustion by sending multiple API calls and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsopenstack-neutron: 18.0.0 - 18.1.0, 17.0.0 - 17.2.0, 16.0.0 - 16.4.0
http://launchpad.net/bugs/1942179
http://security.openstack.org/ossa/OSSA-2021-006.html
http://www.openwall.com/lists/oss-security/2021/09/09/2
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?