Vulnerability Details CVE-2019-11331
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.029
EPSS Ranking 85.6%
CVSS Severity
CVSS v3 Score 8.1
CVSS v2 Score 6.8
References
- http://www.securityfocus.com/bid/108010
- https://support.f5.com/csp/article/K09940637
- https://support.f5.com/csp/article/K09940637?utm_source=f5support&%3Butm_medium=RSS
- https://tools.ietf.org/html/draft-gont-ntp-port-randomization-00
- http://www.securityfocus.com/bid/108010
- https://support.f5.com/csp/article/K09940637
- https://support.f5.com/csp/article/K09940637?utm_source=f5support&%3Butm_medium=RSS
- https://tools.ietf.org/html/draft-gont-ntp-port-randomization-00