CVE-2015-8158

Description

The getresponse function in ntpq in NTP versions before 4.2.8p9 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (infinite loop) via crafted packets with incorrect values.

5.9

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 21.96% Top 5%

Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory FreeBSD.org Vendor Advisory gentoo.org Vendor Advisory ntp.org

Affected: n/a n/a

References

Link	Tags
http://www.debian.org/security/2016/dsa-3629	vendor advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03766en_us
http://www.securitytracker.com/id/1034782	vdb entry
https://www.kb.cert.org/vuls/id/718152	third party advisory us government resource
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03750en_us
http://rhn.redhat.com/errata/RHSA-2016-2583.html	vendor advisory
http://www.securityfocus.com/bid/81814	vdb entry third party advisory
https://security.netapp.com/advisory/ntap-20171031-0001/
http://support.ntp.org/bin/view/Main/NtpBug2948	vendor advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc	vendor advisory
https://security.gentoo.org/glsa/201607-15	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-8158?: CVE-2015-8158 has been scored as a medium severity vulnerability.
How to fix CVE-2015-8158?: To fix CVE-2015-8158, 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-2015-8158 being actively exploited in the wild?: It is possible that CVE-2015-8158 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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