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Vulnerability Details : CVE-2020-11868

ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows an off-path attacker to block unauthenticated synchronization via a server mode packet with a spoofed source IP address, because transmissions are rescheduled even when a packet lacks a valid origin timestamp.
Publish Date : 2020-04-17 Last Update Date : 2021-07-21
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 400

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:2663: ntp security update (Moderate) oval:com.redhat.rhsa:def:20202663 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2020-11868

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 8.0 * * * Version Details Vulnerabilities
2 OS Netapp Clustered Data Ontap - * * * Version Details Vulnerabilities
3 Application Netapp Data Ontap - * * * Version Details Vulnerabilities
4 Application Netapp Hci Management Node - * * * Version Details Vulnerabilities
5 Application Netapp Solidfire - * * * Version Details Vulnerabilities
6 Application Netapp Vasa Provider For Clustered Data Ontap * * * * Version Details Vulnerabilities
7 Application Netapp Vasa Provider For Clustered Data Ontap * * * * Version Details Vulnerabilities
8 Application Netapp Virtual Storage Console * * * * Version Details Vulnerabilities
9 Application NTP NTP * * * * Version Details Vulnerabilities
10 Application NTP NTP 4.2.8 P1-beta4 * * Version Details Vulnerabilities
11 Application NTP NTP 4.2.8 P2-rc3 * * Version Details Vulnerabilities
12 Application NTP NTP 4.2.8 - * * Version Details Vulnerabilities
13 Application NTP NTP 4.2.8 P8 * * Version Details Vulnerabilities
14 Application NTP NTP 4.2.8 P2 * * Version Details Vulnerabilities
15 Application NTP NTP 4.2.8 P1-beta5 * * Version Details Vulnerabilities
16 Application NTP NTP 4.2.8 P2-rc2 * * Version Details Vulnerabilities
17 Application NTP NTP 4.2.8 P1 * * Version Details Vulnerabilities
18 Application NTP NTP 4.2.8 P6 * * Version Details Vulnerabilities
19 Application NTP NTP 4.2.8 P3 * * Version Details Vulnerabilities
20 Application NTP NTP 4.2.8 P1-rc1 * * Version Details Vulnerabilities
21 Application NTP NTP 4.2.8 P2-rc1 * * Version Details Vulnerabilities
22 Application NTP NTP 4.2.8 P1-beta1 * * Version Details Vulnerabilities
23 Application NTP NTP 4.2.8 P3-rc3 * * Version Details Vulnerabilities
24 Application NTP NTP 4.2.8 P9 * * Version Details Vulnerabilities
25 Application NTP NTP 4.2.8 P11 * * Version Details Vulnerabilities
26 Application NTP NTP 4.2.8 P1-rc2 * * Version Details Vulnerabilities
27 Application NTP NTP 4.2.8 P1-beta2 * * Version Details Vulnerabilities
28 Application NTP NTP 4.2.8 P3-rc2 * * Version Details Vulnerabilities
29 Application NTP NTP 4.2.8 P4 * * Version Details Vulnerabilities
30 Application NTP NTP 4.2.8 P12 * * Version Details Vulnerabilities
31 Application NTP NTP 4.2.8 P10 * * Version Details Vulnerabilities
32 Application NTP NTP 4.2.8 P1-beta3 * * Version Details Vulnerabilities
33 Application NTP NTP 4.2.8 P3-rc1 * * Version Details Vulnerabilities
34 Application NTP NTP 4.2.8 P7 * * Version Details Vulnerabilities
35 Application NTP NTP 4.2.8 P13 * * Version Details Vulnerabilities
36 Application NTP NTP 4.2.8 P5 * * Version Details Vulnerabilities
37 OS Redhat Enterprise Linux 7.0 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Netapp Clustered Data Ontap 1
Netapp Data Ontap 1
Netapp Hci Management Node 1
Netapp Solidfire 1
Netapp Vasa Provider For Clustered Data Ontap 2
Netapp Virtual Storage Console 1
NTP NTP 28
Redhat Enterprise Linux 1

- References For CVE-2020-11868

http://support.ntp.org/bin/view/Main/NtpBug3592
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html
SUSE openSUSE-SU-2020:0934
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html
SUSE openSUSE-SU-2020:1007
https://security.gentoo.org/glsa/202007-12
GENTOO GLSA-202007-12
https://bugzilla.redhat.com/show_bug.cgi?id=1716665
https://security.netapp.com/advisory/ntap-20200424-0002/ CONFIRM
https://lists.debian.org/debian-lts-announce/2020/05/msg00004.html
MLIST [debian-lts-announce] 20200505 [SECURITY] [DLA 2201-1] ntp security update

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0

- Metasploit Modules Related To CVE-2020-11868

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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