vulnerability
Red Hat: CVE-2019-11331: ntp: Using port 123 for modes where a fixed port number is not required facilitates off-path attacks.
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Apr 18, 2019 | Jul 9, 2025 | Jul 9, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Apr 18, 2019
Added
Jul 9, 2025
Modified
Jul 9, 2025
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.
Solution
no-fix-redhat-rpm-package
References
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