Arbitrary reconfiguration vulnerability in OpenStack Neutron
CVE-2021-40085
6.5MEDIUM
Summary
In OpenStack Neutron, a vulnerability exists that allows authenticated attackers to exploit the dnsmq service. By providing a specially crafted extra_dhcp_opts value, an attacker can reconfigure dnsmasq settings, potentially leading to server misconfigurations or the exposure of sensitive information. This vulnerability affects multiple versions of OpenStack Neutron, highlighting the importance of keeping network services up to date to mitigate such risks.
References
CVSS V3.1
Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved