CVE-2015-7979
Public on 2016-02-09
Modified on 2016-10-18
Description
It was found that when NTP was configured in broadcast mode, a remote attacker could broadcast packets with bad authentication to all clients. The clients, upon receiving the malformed packets, would break the association with the broadcast server, causing them to become out of sync over a longer period of time.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | ntp | 2016-02-09 | ALAS-2016-649 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv2 | 5.8 | AV:N/AC:M/Au:N/C:N/I:P/A:P |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| NVD | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |