CVE-2020-14312

State
Published
Severity
Not scored
Published
Feb 5, 2021
Updated
Aug 4, 2024
Reserved
Jun 17, 2020

Read the record on cve.org

Description

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option `local-service` is not enabled. Running dnsmasq in this manner may inadvertently make it an open resolver accessible from any address on the internet. This flaw allows an attacker to conduct a Distributed Denial of Service (DDoS) against other systems.

Scores

The record has no CVSS score.

Weaknesses

Affected Products

ProductVersions
dnsmasqn/a
  • Fedora version prior to 31Affected
  • all RHEL versionsAffected

References

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