Vulnerability Report

CVE-2019-10876

Title: Openstack Neutron

Other

Proof Of Concept

No public PoC currently indexed for CVE-2019-10876.

CWE Category NVD-CWE-noinfo
Published Date Apr 05, 2019
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 6.5 CVSS v3.0
Exploit Probability (EPSS)
1.76%

Vulnerability Summary

CVE-2019-10876: An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those security groups are present, because of an Open vSwitch (OVS) firewall KeyError. All Neutron deployments utilizing neutron-openvswitch-agent are affected.

Impacted Vendors

R
redhat 1
O
openstack 2

Reference Links

http://www.openwall.com/lists/oss-security/2019/04/09/2 https://access.redhat.com/errata/RHSA-2019:0879 https://access.redhat.com/errata/RHSA-2019:0935 https://bugs.launchpad.net/ossa/+bug/1813007 https://review.openstack.org/#/q/topic:bug/1813007 https://security.openstack.org/ossa/OSSA-2019-002.html http://www.openwall.com/lists/oss-security/2019/04/09/2 https://access.redhat.com/errata/RHSA-2019:0879 https://access.redhat.com/errata/RHSA-2019:0935 https://bugs.launchpad.net/ossa/+bug/1813007 https://review.openstack.org/#/q/topic:bug/1813007 https://security.openstack.org/ossa/OSSA-2019-002.html
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:H/I:N/A:N
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:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-10876 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

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:H/I:N/A:N

Affected Stack

No specific products linked.