CVE-2015-1853

Public on 2015-06-02
Modified on 2015-06-02
Description
A denial of service flaw was found in the way chrony hosts that were peering with each other authenticated themselves before updating their internal state variables. An attacker could send packets to one peer host, which could cascade to other peers, and stop the synchronization process among the reached peers.
Severity
Medium severity
Medium
CVSS v3 Base Score
4.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 chrony 2015-06-02 ALAS-2015-539 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P
NVD CVSSv2 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P
NVD CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H