Vulnerability Description
The read_mru_list function in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (crash) via a crafted mrulist query.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ntp | Ntp | >= 4.3.0, < 4.3.94 |
| Hpe | Hpux-Ntp | >= b.11.31, < c.4.2.8.2.0 |
Related Weaknesses (CWE)
References
- http://nwtime.org/ntp428p9_release/Third Party Advisory
- http://support.ntp.org/bin/view/Main/NtpBug3082Issue TrackingMitigationVendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_VulnerabilitiesRelease NotesVendor Advisory
- http://www.securityfocus.com/bid/94448Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037354Third Party AdvisoryVDB Entry
- https://bto.bluecoat.com/security-advisory/sa139Third Party Advisory
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_naThird Party Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.ascThird Party Advisory
- https://www.exploit-db.com/exploits/40806/ExploitThird Party AdvisoryVDB Entry
- https://www.kb.cert.org/vuls/id/633847Third Party AdvisoryUS Government Resource
- http://nwtime.org/ntp428p9_release/Third Party Advisory
- http://support.ntp.org/bin/view/Main/NtpBug3082Issue TrackingMitigationVendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_VulnerabilitiesRelease NotesVendor Advisory
- http://www.securityfocus.com/bid/94448Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037354Third Party AdvisoryVDB Entry
FAQ
What is CVE-2016-7434?
CVE-2016-7434 is a vulnerability with a CVSS score of 7.5 (HIGH). The read_mru_list function in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (crash) via a crafted mrulist query.
How severe is CVE-2016-7434?
CVE-2016-7434 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-7434?
Check the references section above for vendor advisories and patch information. Affected products include: Ntp Ntp, Hpe Hpux-Ntp.