CVE-2016-4954

Impact:
Moderate
Public Date:
2016-06-02
Bugzilla:
1302225: CVE-2016-4954 ntp: partial processing of spoofed packets

The MITRE CVE dictionary describes this issue as:

The process_packet function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (peer-variable modification) by sending spoofed packets from many source IP addresses in a certain scenario, as demonstrated by triggering an incorrect leap indication.

Find out more about CVE-2016-4954 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:N
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None

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

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 ntp Will not fix
Red Hat Enterprise Linux 6 ntp Will not fix
Red Hat Enterprise Linux 5 ntp Will not fix

Acknowledgements

This issue was discovered by Jakub Prokes of Red Hat Quality Engineering.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation