An exploitable denial of service vulnerability exists in the origin timestamp check functionality of ntpd 4.2.8p9. A specially crafted unauthenticated network packet can be used to reset the expected origin timestamp for target peers. Legitimate replies from targeted peers will fail the origin timestamp check (TEST2) causing the reply to be dropped and creating a denial of service condition.

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Advisories
Source ID Title
EUVD EUVD EUVD-2016-9863 An exploitable denial of service vulnerability exists in the origin timestamp check functionality of ntpd 4.2.8p9. A specially crafted unauthenticated network packet can be used to reset the expected origin timestamp for target peers. Legitimate replies from targeted peers will fail the origin timestamp check (TEST2) causing the reply to be dropped and creating a denial of service condition.
Ubuntu USN Ubuntu USN USN-3349-1 NTP vulnerabilities
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cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2024-09-17T03:53:51.612Z

Reserved: 2016-10-26T00:00:00.000Z

Link: CVE-2016-9042

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-06-04T20:29:00.417

Modified: 2024-11-21T03:00:29.693

Link: CVE-2016-9042

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-03-21T00:00:00Z

Links: CVE-2016-9042 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses