CVE-2018-7182

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mode 6 packet with a ntpd instance from 4.2.8p6 through 4.2.8p10.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.htmlThird Party Advisory, VDB Entry
http://support.ntp.org/bin/view/Main/NtpBug3412Mitigation, Vendor Advisory
http://www.securityfocus.com/archive/1/541824/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/103191Third Party Advisory, VDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.ascPatch, Third Party Advisory
https://security.gentoo.org/glsa/201805-12Third Party Advisory
https://security.netapp.com/advisory/ntap-20180626-0001/Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
https://usn.ubuntu.com/3707-1/Third Party Advisory
https://www.exploit-db.com/exploits/45846/Exploit, Third Party Advisory, VDB Entry
https://www.synology.com/support/security/Synology_SA_18_13Third Party Advisory
http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.htmlThird Party Advisory, VDB Entry
http://support.ntp.org/bin/view/Main/NtpBug3412Mitigation, Vendor Advisory
http://www.securityfocus.com/archive/1/541824/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/103191Third Party Advisory, VDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.ascPatch, Third Party Advisory
https://security.gentoo.org/glsa/201805-12Third Party Advisory
https://security.netapp.com/advisory/ntap-20180626-0001/Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
https://usn.ubuntu.com/3707-1/Third Party Advisory
https://www.exploit-db.com/exploits/45846/Exploit, Third Party Advisory, VDB Entry
https://www.synology.com/support/security/Synology_SA_18_13Third Party Advisory

Timeline

Published: Mar 6, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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