NTP before 4.2.8p9 does not properly perform the initial sync...
Vulnerability Description
NTP before 4.2.8p9 does not properly perform the initial sync calculations, which allows remote attackers to unspecified impact via unknown vectors, related to a "root distance that did not include the peer dispersion."
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
- http://rhn.redhat.com/errata/RHSA-2017-0252.html
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
- http://nwtime.org/ntp428p9_release/
- https://www.kb.cert.org/vuls/id/633847
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.securitytracker.com/id/1037354
- https://bto.bluecoat.com/security-advisory/sa139
- http://www.securityfocus.com/bid/94455
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc
- http://support.ntp.org/bin/view/Main/NtpBug3067
- http://www.securityfocus.com/archive/1/540254/100/0/threaded
- http://www.securityfocus.com/archive/1/archive/1/540254/100/0/threaded
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
- http://www.ubuntu.com/usn/USN-3349-1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PABKEYX6ABBFJZGMXKH57X756EJUDS3C/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5E3XBBCK5IXOLDAH2E4M3QKIYIHUMMP/
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ILMSYVQMMF37MANYEO7KBHOPSC74EKGN/
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227/
- http://www.securityfocus.com/archive/1/539955/100/0/threaded
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227
- http://www.securityfocus.com/archive/1/archive/1/539955/100/0/threaded
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11
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Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.