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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-40797 Detail

Description

An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 3.x Severity and Vector Strings:

NIST CVSS score
NIST: NVD
Base Score:  6.5 MEDIUM
Vector:  CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2021/09/09/2 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2021/09/09/2 Mailing List  Patch  Third Party Advisory 
https://launchpad.net/bugs/1942179 Exploit  Issue Tracking  Third Party Advisory 
https://launchpad.net/bugs/1942179 Exploit  Issue Tracking  Third Party Advisory 
https://security.openstack.org/ossa/OSSA-2021-006.html Patch  Vendor Advisory 
https://security.openstack.org/ossa/OSSA-2021-006.html Patch  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-772 Missing Release of Resource after Effective Lifetime cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		Up to (excluding)
16.4.1
 cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
17.0.0		Up to (excluding)
17.2.1
 cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
18.0.0		Up to (excluding)
18.1.1

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-40797
NVD Published Date:
09/08/2021
NVD Last Modified:
11/21/2024
Source:
MITRE