VulnerabilityModified
CVE-2015-7704
The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service via a number of crafted "KOD" messages.
HIGH 7.5EPSS 10.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.9%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service via a number of crafted "KOD" messages.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 10.95% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- ntp/ntp · debian/debian linux · netapp/oncommand performance manager · netapp/oncommand unified manager · netapp/clustered data ontap · netapp/data ontap · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux server tus · redhat/enterprise linux workstation · mcafee/enterprise security manager · citrix/xenserver
- Source
- cve@mitre.org
References
- http://bugs.ntp.org/show_bug.cgi?id=2901Issue Tracking, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1930.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2520.htmlThird Party Advisory
- http://support.ntp.org/bin/view/Main/NtpBug2901Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_SecuritRelease Notes, Vendor Advisory
- http://www.debian.org/security/2015/dsa-3388Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.securityfocus.com/bid/77280Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1033951Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1271070Issue Tracking, Third Party Advisory, VDB Entry
- https://eprint.iacr.org/2015/1020.pdfTechnical Description, Third Party Advisory
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839Third Party Advisory, VDB Entry
- https://kc.mcafee.com/corporate/index?page=content&id=SB10284Third Party Advisory
- https://security.gentoo.org/glsa/201607-15Third Party Advisory, VDB Entry
- https://security.netapp.com/advisory/ntap-20171004-0001/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20171004-0002/Third Party Advisory
- https://support.citrix.com/article/CTX220112Third Party Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016
- https://www.cs.bu.edu/~goldbe/NTPattack.htmlThird Party Advisory
- https://www.kb.cert.org/vuls/id/718152Third Party Advisory, US Government Resource
- http://bugs.ntp.org/show_bug.cgi?id=2901Issue Tracking, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1930.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2520.htmlThird Party Advisory
- http://support.ntp.org/bin/view/Main/NtpBug2901Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_SecuritRelease Notes, Vendor Advisory
- http://www.debian.org/security/2015/dsa-3388Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.securityfocus.com/bid/77280Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1033951Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1271070Issue Tracking, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.