Low severity · published Jan 13, 2017
CVE-2016-7429
NTP before 4.2.8p9 changes the peer structure to the interface it receives the response from a source, which allows remote attackers to cause a denial of service (prevent…
3.7
CVSS
7.4%
EPSS
No
On KEV
Description
NTP before 4.2.8p9 changes the peer structure to the interface it receives the response from a source, which allows remote attackers to cause a denial of service (prevent communication with a source) by sending a response for a source to an interface the source does not use.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.4% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NT
Ntp · Ntp
through 4.2.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-7429
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-7429
Release Notes
http://nwtime.org/ntp428p9_release/
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2017-0252.html
Issue Tracking
http://support.ntp.org/bin/view/Main/NtpBug3072
Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
www.oracle.com
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
www.securityfocus.com
http://www.securityfocus.com/bid/94453
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