Medium severity · published Aug 24, 2017
CVE-2015-5146
ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated users with knowledge of the configuration password and access to a computer entrusted to…
5.3
CVSS
4.9%
EPSS
No
On KEV
Description
ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated users with knowledge of the configuration password and access to a computer entrusted to perform remote configuration to cause a denial of service (service crash) via a NULL byte in a crafted configuration directive packet.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.9% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
FE
Fedora · Fedoraproject
21; 22; 23 · source: NVD
NT
Ntp · Ntp
through 4.2.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-5146
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-5146
Issue Tracking
http://bugs.ntp.org/show_bug.cgi?id=2853
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
Third Party Advisory
http://www.debian.org/security/2015/dsa-3388
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