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CVE
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CVE-2015-7704Date: (C)2017-08-09   (M)2024-02-01


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 Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
SECTRACK-1033951
BID-77280
DSA-3388
GLSA-201607-15
RHSA-2015:1930
RHSA-2015:2520
VU#718152
http://bugs.ntp.org/show_bug.cgi?id=2901
http://support.ntp.org/bin/view/Main/NtpBug2901
http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
https://bugzilla.redhat.com/show_bug.cgi?id=1271070
https://eprint.iacr.org/2015/1020.pdf
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839
https://kc.mcafee.com/corporate/index?page=content&id=SB10284
https://security.netapp.com/advisory/ntap-20171004-0001/
https://security.netapp.com/advisory/ntap-20171004-0002/
https://support.citrix.com/article/CTX220112
https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016
https://www.cs.bu.edu/~goldbe/NTPattack.html

CPE    16
cpe:/o:debian:debian_linux:9.0
cpe:/a:ntp:ntp
cpe:/a:citrix:xenserver:7.0
cpe:/o:debian:debian_linux:7.0
...
CWE    1
CWE-20
OVAL    17
oval:org.secpod.oval:def:2104580
oval:org.secpod.oval:def:89045466
oval:org.secpod.oval:def:400748
oval:org.secpod.oval:def:1200052
...

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