CVE-2016-7434

critical-risk

Published 2017-01-13

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.

Do I need to act?

62.4% chance of exploitation in next 30 days

EPSS score — higher than 38% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

40806

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Ntp

Hpe Ntp

Third Party Advisory http://nwtime.org/ntp428p9_release/

Issue Tracking http://support.ntp.org/bin/view/Main/NtpBug3082

Release Notes http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities

Third Party Advisory http://www.securityfocus.com/bid/94448

Third Party Advisory http://www.securitytracker.com/id/1037354

Third Party Advisory https://bto.bluecoat.com/security-advisory/sa139

Third Party Advisory https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na...

Third Party Advisory https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc

Exploit https://www.exploit-db.com/exploits/40806/

Third Party Advisory https://www.kb.cert.org/vuls/id/633847