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Status published
High
CVE-2019-11331
Network Time Protocol (NTP), as specified in RFC 5905, uses...
Vulnerability Description
Network Time Protocol (NTP), as specified in RFC 5905, uses port 123 even for modes where a fixed port number is not required, which makes it easier for remote attackers to conduct off-path attacks.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2020-13817
ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows...
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CVE-2020-11868
ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows...
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CVE-2018-8956
ntpd in ntp 4.2.8p10, 4.2.8p11, 4.2.8p12 and 4.2.8p13 allow remote...
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CVE-2018-7185
The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a...
High
7.5
Affected Vendor
Affected Software
ntp
Vulnerable Versions:
Unknown
Timeline
Official Publish:
April 18th, 2019
Last Modified:
August 4th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.