VulnerabilityModified
CVE-2017-6463
NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote authenticated users to cause a denial of service (daemon crash) via an invalid setting in a :config directive, related to the unpeer option.
MEDIUM 6.5EPSS 5.24%
Does this matter?
Lower severity and a low EPSS score (5.24%). Track it; it rarely justifies an emergency change on its own.
Description
NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote authenticated users to cause a denial of service (daemon crash) via an invalid setting in a :config directive, related to the unpeer option.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 5.24% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- ntp/ntp
- Source
- cve@mitre.org
References
- http://support.ntp.org/bin/view/Main/NtpBug3387Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
- http://www.securityfocus.com/bid/97049Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038123Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3071
- https://access.redhat.com/errata/RHSA-2018:0855
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc
- https://support.apple.com/HT208144
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://usn.ubuntu.com/3707-2/
- http://support.ntp.org/bin/view/Main/NtpBug3387Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
- http://www.securityfocus.com/bid/97049Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038123Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3071
- https://access.redhat.com/errata/RHSA-2018:0855
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc
- https://support.apple.com/HT208144
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://usn.ubuntu.com/3707-2/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.