Improper Input Validation Affecting openstack-neutron package, versions <1:12.1.1-42.1.el7ost


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.83% (77th percentile)

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  • Snyk IDSNYK-RHEL7-OPENSTACKNEUTRON-5259000
  • published26 Mar 2023
  • disclosed31 Aug 2021

Introduced: 31 Aug 2021

CVE-2021-40085  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:7 openstack-neutron to version 1:12.1.1-42.1.el7ost or higher.
This issue was patched in RHSA-2021:3503.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openstack-neutron package and not the openstack-neutron package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opts value.

CVSS Base Scores

version 3.1