Vulnerability Report

CVE-2018-14635

Title: Openstack Neutron Denial of Service (DoS)

Denial of Service (DoS)

Proof Of Concept

No public PoC currently indexed for CVE-2018-14635.

CWE Category CWE-20
Published Date Sep 10, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.0
Exploit Probability (EPSS)
2.53%

Vulnerability Summary

CVE-2018-14635: When using the Linux bridge ml2 driver, non-privileged tenants are able to create and attach ports without specifying an IP address, bypassing IP address validation. A potential denial of service could occur if an IP address, conflicting with existing guests or routers, is then assigned from outside of the allowed allocation pool. Versions of openstack-neutron before 13.0.0.0b2, 12.0.3 and 11.0.5 are vulnerable.

Impacted Vendors

R
redhat 1
O
openstack 2

Reference Links

https://access.redhat.com/errata/RHSA-2018:2710 https://access.redhat.com/errata/RHSA-2018:2715 https://access.redhat.com/errata/RHSA-2018:2721 https://access.redhat.com/errata/RHSA-2018:3792 https://bugs.launchpad.net/neutron/+bug/1757482 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14635 https://git.openstack.org/cgit/openstack/neutron/commit/?id=54aa6e81cb17b33ce4d5d469cc11dec2869c762d https://access.redhat.com/errata/RHSA-2018:2710 https://access.redhat.com/errata/RHSA-2018:2715 https://access.redhat.com/errata/RHSA-2018:2721 https://access.redhat.com/errata/RHSA-2018:3792 https://bugs.launchpad.net/neutron/+bug/1757482 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14635 https://git.openstack.org/cgit/openstack/neutron/commit/?id=54aa6e81cb17b33ce4d5d469cc11dec2869c762d
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:S/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-14635 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.