Public Date:
1176040: CVE-2014-9296 ntp: receive() missing return on error
A missing return statement in the receive() function could potentially allow a remote attacker to bypass NTP's authentication mechanism.

Find out more about CVE-2014-9296 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of ntpd as shipped with Red Hat Enterprise Linux 4 and 5. It has been addressed in Red Hat Enterprise Linux 6 and 7 via RHSA-2014:2024.

CVSS v2 metrics

Base Score 5
Base Metrics AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (ntp) RHSA-2014:2024 2014-12-20
Red Hat Enterprise Linux 7 (ntp) RHSA-2014:2024 2014-12-20
Red Hat Enterprise Linux Extended Update Support 6.5 (ntp) RHSA-2015:0104 2015-01-28

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 ntp Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Remove or comment out all configuration directives beginning with the crypto keyword in your ntp.conf file.

External References

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