#VU59320 Resource exhaustion in openstack-neutron - CVE-2021-40797
Published: January 9, 2022
Vulnerability identifier: #VU59320
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-40797
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
openstack-neutron
openstack-neutron
Software vendor:
Openstack
Openstack
Description
The 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.
Remediation
Install updates from vendor's website.