CVE-2018-7185

Description

The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a remote attackers to cause a denial of service (disruption) by continually sending a packet with a zero-origin timestamp and source IP address of the "other side" of an interleaved association causing the victim ntpd to reset its association.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 15.58% Top 10%

Vendor Advisory gentoo.org Vendor Advisory FreeBSD.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ntp.org

Affected: n/a n/a

References

Link	Tags
http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html	third party advisory vdb entry
https://security.gentoo.org/glsa/201805-12	third party advisory vendor advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc	third party advisory vendor advisory
https://usn.ubuntu.com/3707-2/	third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20180626-0001/	third party advisory
http://www.securityfocus.com/bid/103339	third party advisory vdb entry
http://www.securityfocus.com/archive/1/541824/100/0/threaded	mailing list third party advisory vdb entry
http://support.ntp.org/bin/view/Main/NtpBug3454	mitigation vendor advisory
https://usn.ubuntu.com/3707-1/	third party advisory vendor advisory
https://www.synology.com/support/security/Synology_SA_18_13	third party advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html	third party advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us	third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-7185?: CVE-2018-7185 has been scored as a high severity vulnerability.
How to fix CVE-2018-7185?: To fix CVE-2018-7185, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-7185 being actively exploited in the wild?: It is possible that CVE-2018-7185 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~16% probability that this vulnerability will be exploited by malicious actors in the next 30 days.