CVE-2015-7974

Impact:
Low
Public Date:
2016-01-20
CWE:
CWE-304
Bugzilla:
1297471: CVE-2015-7974 ntp: missing key check allows impersonation between authenticated peers (VU#357792)
A flaw was found in the way NTP verified trusted keys during symmetric key authentication. An authenticated client (A) could use this flaw to modify a packet sent between a server (B) and a client (C) using a key that is different from the one known to the client (A).

Find out more about CVE-2015-7974 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

CVSS v2 metrics

Base Score 3.6
Base Metrics AV:N/AC:H/Au:S/C:N/I:P/A:P
Access Vector Network
Access Complexity High
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
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 7 (ntp) RHSA-2016:2583 2016-11-03

Affected Packages State

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

External References

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