Vulnerability CVE-2015-1853
Published: 2019-12-09

Description:
chrony before 1.31.1 does not properly protect state variables in authenticated symmetric NTP associations, which allows remote attackers with knowledge of NTP peering to cause a denial of service (inability to synchronize) via random timestamps in crafted NTP data packets.

Type:

NVD-CWE-Other

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Tuxfamily -> Chrony 

 References:
http://chrony.tuxfamily.org/News.html
https://security.gentoo.org/glsa/201507-01
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