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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…
High7.5EPSS 10.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 10.7% · top 4.2% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (20)
- https://bugzilla.redhat.com/show_bug.cgi?id=1271070 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2015:1930 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 77280 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- VU#718152 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- http://bugs.ntp.org/show_bug.cgi?id=2901 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.citrix.com/article/CTX220112 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://security.netapp.com/advisory/ntap-20171004-0002/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1033951 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3388 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://www.cs.bu.edu/~goldbe/NTPattack.html (opens in a new tab)x_refsource_MISCx_transferred
- https://eprint.iacr.org/2015/1020.pdf (opens in a new tab)x_refsource_MISCx_transferred
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2015:2520 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://support.ntp.org/bin/view/Main/NtpBug2901 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201607-15 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://security.netapp.com/advisory/ntap-20171004-0001/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://kc.mcafee.com/corporate/index?page=content&id=SB10284 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2015-7704)Record last updated .