vulnerability
NTP: Unspecified Security Vulnerability (CVE-2016-4956)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Jul 5, 2016 | Feb 23, 2023 | Mar 1, 2023 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jul 5, 2016
Added
Feb 23, 2023
Modified
Mar 1, 2023
Description
ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (interleaved-mode transition and time change) via a spoofed broadcast packet. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-1548.
Solution(s)
ntp-upgrade-4_2_8ntp-upgrade-4_3_93
References
- BID-91009
- CERT-VN-321640
- CVE-2016-4956
- https://attackerkb.com/topics/CVE-2016-4956
- URL-http://bugs.ntp.org/3042
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
- URL-http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
- URL-http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html
- URL-http://support.ntp.org/bin/view/Main/NtpBug3042
- URL-http://support.ntp.org/bin/view/Main/SecurityNotice
- URL-http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd
- URL-http://www.kb.cert.org/vuls/id/321640
- URL-http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- URL-http://www.securityfocus.com/archive/1/538599/100/0/threaded
- URL-http://www.securityfocus.com/archive/1/538600/100/0/threaded
- URL-http://www.securityfocus.com/archive/1/540683/100/0/threaded
- URL-http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded
- URL-http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded
- URL-http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded
- URL-http://www.securityfocus.com/bid/91009
- URL-http://www.securitytracker.com/id/1036037
- URL-http://www.ubuntu.com/usn/USN-3096-1
- URL-https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
- URL-https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03757en_us
- URL-https://lists.fedoraproject.org/archives/list/[email protected]/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/
- URL-https://lists.fedoraproject.org/archives/list/[email protected]/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/
- URL-https://lists.fedoraproject.org/archives/list/[email protected]/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/
- URL-https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc
- URL-https://security.gentoo.org/glsa/201607-15
- URL-https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11
- URL-https://www.kb.cert.org/vuls/id/321640
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