CVE-2020-13817
NTpD Remote Denial of Service and Time Manipulation Vulnerability
Description
ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows remote attackers to cause a denial of service (daemon exit or system time change) by predicting transmit timestamps for use in spoofed packets. The victim must be relying on unauthenticated IPv4 time sources. There must be an off-path attacker who can query time from the victim's ntpd instance.
INFO
Published Date :
June 4, 2020, 1:15 p.m.
Last Modified :
March 29, 2022, 6:05 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.2
Exploitability Score :
2.2
Affected Products
The following products are affected by CVE-2020-13817
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-13817.
| URL | Resource |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html | Mailing List Third Party Advisory |
| http://support.ntp.org/bin/view/Main/NtpBug3596 | Vendor Advisory |
| https://bugs.ntp.org/show_bug.cgi?id=3596 | Issue Tracking Vendor Advisory |
| https://security.gentoo.org/glsa/202007-12 | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20200625-0004/ | Third Party Advisory |
| https://www.oracle.com/security-alerts/cpujan2022.html | Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-13817 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-13817 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Mar. 29, 2022
Action Type Old Value New Value Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html Mailing List, Third Party Advisory Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html Mailing List, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202007-12 No Types Assigned https://security.gentoo.org/glsa/202007-12 Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20200625-0004/ No Types Assigned https://security.netapp.com/advisory/ntap-20200625-0004/ Third Party Advisory Changed Reference Type https://www.oracle.com/security-alerts/cpujan2022.html No Types Assigned https://www.oracle.com/security-alerts/cpujan2022.html Patch, Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:data_ontap:-:*:*:*:*:7-mode:*:* *cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:ontap_tools:-:*:*:*:*:vmware_vsphere:*:* *cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:hci_compute_node_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m10-1:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp2410 OR cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp3110 OR cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp3110 OR cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp3110 OR cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp3110 OR cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) xcp3110 OR cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Feb. 07, 2022
Action Type Old Value New Value Added Reference https://www.oracle.com/security-alerts/cpujan2022.html [No Types Assigned] -
CWE Remap by [email protected]
Jul. 21, 2021
Action Type Old Value New Value Changed CWE CWE-20 CWE-330 -
CVE Modified by [email protected]
Jul. 27, 2020
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202007-12 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 19, 2020
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html [No Types Assigned] -
CVE Modified by [email protected]
Jul. 06, 2020
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html [No Types Assigned] -
CVE Modified by [email protected]
Jun. 25, 2020
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20200625-0004/ [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 09, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H Changed Reference Type http://support.ntp.org/bin/view/Main/NtpBug3596 No Types Assigned http://support.ntp.org/bin/view/Main/NtpBug3596 Vendor Advisory Changed Reference Type https://bugs.ntp.org/show_bug.cgi?id=3596 No Types Assigned https://bugs.ntp.org/show_bug.cgi?id=3596 Issue Tracking, Vendor Advisory Added CWE NIST CWE-20 Added CPE Configuration OR *cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:* versions up to (excluding) 4.2.8 *cpe:2.3:a:ntp:ntp:4.2.8:-:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-beta1:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-beta2:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-beta3:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-beta4:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-beta5:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-rc1:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p1-rc2:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p10:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p11:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p12:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p13:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p2:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p2-rc1:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p2-rc2:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p2-rc3:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p3:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p3-rc1:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p3-rc2:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p3-rc3:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p4:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p5:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.2.8:p9:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.100
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-13817 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-13817
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
5.90 }} 0.69%
score
0.93386
percentile