Vulnerability in HPE Hpux-Ntp
CVE-2018-7185
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.090 (95.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.090 · newest: 0.090 · change: 0.000
Affected products
Public proof-of-concept exploits
References
- packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.ht… (VDB Entry, Third Party Advisory)
- security.gentoo.org/glsa/201805-12 (vendor-advisory, Third Party Advisory)
- security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3707-2/ (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20180626-0001/ (Third Party Advisory)
- www.securityfocus.com/bid/103339 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/archive/1/541824/100/0/threaded (mailing-list, VDB Entry, Third Party Advisory)
- support.ntp.org/bin/view/Main/NtpBug3454 (Mitigation, Vendor Advisory)
- usn.ubuntu.com/3707-1/ (vendor-advisory, Third Party Advisory)
- www.synology.com/support/security/Synology_SA_18_13 (Third Party Advisory)
Frequently asked questions
- What is CVE-2018-7185?
- CVE-2018-7185 is a high-severity vulnerability in HPE Hpux-Ntp. CVSS score: 7.5/10. Published 2018-03-06.
- How severe is CVE-2018-7185?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2018-7185 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.