5.9
MEDIUM
CVE-2015-7977
NTP NTdp Denial of Service
Description

ntpd in NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (NULL pointer dereference) via a ntpdc reslist command.

INFO

Published Date :

Jan. 30, 2017, 9:59 p.m.

Last Modified :

Feb. 1, 2022, 6:13 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2015-7977 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.

ID Vendor Product Action
1 Netapp oncommand_balance
2 Netapp clustered_data_ontap
1 Siemens tim_4r-ie_firmware
2 Siemens tim_4r-ie_dnp3_firmware
1 Canonical ubuntu_linux
1 Fedoraproject fedora
1 Debian debian_linux
1 Freebsd freebsd
1 Oracle linux
1 Ntp ntp
: Total Affected Vendor : 8 | Products : 10
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-2015-7977.

URL Resource
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html Broken Link
http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html Broken Link
http://rhn.redhat.com/errata/RHSA-2016-0780.html Broken Link
http://rhn.redhat.com/errata/RHSA-2016-2583.html Broken Link
http://support.ntp.org/bin/view/Main/NtpBug2939 Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd Third Party Advisory
http://www.debian.org/security/2016/dsa-3629 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
http://www.securityfocus.com/bid/81815 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1034782 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3096-1 Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa113 Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc Third Party Advisory
https://security.gentoo.org/glsa/201607-15 Third Party Advisory
https://security.netapp.com/advisory/ntap-20171031-0001/ Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory US Government Resource
https://www.kb.cert.org/vuls/id/718152 Third Party Advisory US Government Resource

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-2015-7977 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-7977 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
  • Reanalysis by [email protected]

    Feb. 01, 2022

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:siemnes:tim_4r-ie_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemnes:tim_4r-ie:*:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:tim_4r-ie_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:tim_4r-ie:*:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemnes:tim_4r-ie_dnp3_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemnes:tim_4r-ie_dnp3:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:tim_4r-ie_dnp3_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:tim_4r-ie_dnp3:-:*:*:*:*:*:*:*
  • Modified Analysis by [email protected]

    Apr. 26, 2021

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html Broken Link
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html Broken Link
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2016-0780.html Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-0780.html Broken Link
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2016-2583.html Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2583.html Broken Link
    Changed Reference Type http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html No Types Assigned http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory
    Changed Reference Type https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc No Types Assigned https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc Third Party Advisory
    Changed Reference Type https://security.netapp.com/advisory/ntap-20171031-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20171031-0001/ Third Party Advisory
    Changed Reference Type https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 No Types Assigned https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory, US Government Resource
    Changed CPE Configuration OR *cpe:2.3:a:ntp:ntp:*:p5:*:*:*:*:*:* versions up to (including) 4.2.8 *cpe:2.3:a:ntp:ntp:4.3.0:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.1:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.2:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.3:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.4:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.5:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.6:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.7:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.8:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.10:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.11:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.12:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.13:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.14:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.15:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.16:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.17:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.18:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.19:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.20:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.21:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.22:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.23:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.24:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.25:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.26:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.27:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.28:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.29:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.30:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.31:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.32:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.33:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.34:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.35:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.36:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.37:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.38:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.39:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.40:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.41:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.42:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.43:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.44:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.45:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.46:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.47:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.48:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.49:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.50:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.51:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.52:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.53:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.54:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.55:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.56:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.57:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.58:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.59:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.60:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.61:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.62:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.63:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.64:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.65:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.66:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.67:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.68:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.69:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.70:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.71:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.72:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.73:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.74:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.75:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.76:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.77:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.78:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.79:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.80:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.81:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.82:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.83:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.84:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.85:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.86:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.87:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.88:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.89:*:*:*:*:*:*:* OR *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: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:*:*:*:*:*:*:*:* versions up to (including) 4.2.8 *cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.90
    Added CPE Configuration OR *cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemnes:tim_4r-ie_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemnes:tim_4r-ie:*:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemnes:tim_4r-ie_dnp3_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemnes:tim_4r-ie_dnp3:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:oncommand_balance:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:freebsd:freebsd:9.3:-:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p1:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p10:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p12:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p13:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p16:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p19:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p2:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p20:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p21:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p22:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p23:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p24:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p25:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p28:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p3:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p30:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p31:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p32:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p33:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p34:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p5:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p6:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p7:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p8:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:9.3:p9:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:-:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p1:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p10:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p12:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p15:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p16:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p17:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p18:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p19:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p2:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p22:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p24:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p25:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p26:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p27:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p3:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p4:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p5:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p6:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p7:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p8:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.1:p9:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:-:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p1:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p10:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p2:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p5:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p7:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p8:*:*:*:*:*:* *cpe:2.3:o:freebsd:freebsd:10.2:p9:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  • CVE Modified by [email protected]

    Apr. 15, 2021

    Action Type Old Value New Value
    Added Reference https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 13, 2021

    Action Type Old Value New Value
    Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf [No Types Assigned]
  • CVE Modified by [email protected]

    May. 18, 2018

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 21, 2017

    Action Type Old Value New Value
    Added Reference https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 10, 2017

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20171031-0001/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 07, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html Third Party Advisory
    Changed Reference Type https://bto.bluecoat.com/security-advisory/sa113 No Types Assigned https://bto.bluecoat.com/security-advisory/sa113 Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html Third Party Advisory
    Changed Reference Type http://www.securitytracker.com/id/1034782 No Types Assigned http://www.securitytracker.com/id/1034782 Third Party Advisory, VDB Entry
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/81815 No Types Assigned http://www.securityfocus.com/bid/81815 Third Party Advisory, VDB Entry
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2016-2583.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2016-2583.html Third Party Advisory
    Changed Reference Type http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security No Types Assigned http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security Vendor Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2016/dsa-3629 No Types Assigned http://www.debian.org/security/2016/dsa-3629 Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/201607-15 No Types Assigned https://security.gentoo.org/glsa/201607-15 Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2016-0780.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2016-0780.html Third Party Advisory
    Changed Reference Type http://www.ubuntu.com/usn/USN-3096-1 No Types Assigned http://www.ubuntu.com/usn/USN-3096-1 Third Party Advisory
    Changed Reference Type http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd No Types Assigned http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html Third Party Advisory
    Changed Reference Type https://www.kb.cert.org/vuls/id/718152 No Types Assigned https://www.kb.cert.org/vuls/id/718152 Third Party Advisory, US Government Resource
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.html Third Party Advisory
    Changed Reference Type http://support.ntp.org/bin/view/Main/NtpBug2939 No Types Assigned http://support.ntp.org/bin/view/Main/NtpBug2939 Vendor Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html Third Party Advisory
    Added CWE CWE-476
    Added CPE Configuration OR *cpe:2.3:a:ntp:ntp:4.2.8:p5:*:*:*:*:*:* (and previous) *cpe:2.3:a:ntp:ntp:4.3.0:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.1:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.10:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.11:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.12:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.13:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.14:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.15:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.16:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.17:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.18:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.19:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.2:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.20:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.21:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.22:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.23:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.24:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.25:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.26:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.27:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.28:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.29:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.3:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.30:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.31:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.32:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.33:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.34:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.35:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.36:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.37:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.38:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.39:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.4:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.40:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.41:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.42:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.43:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.44:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.45:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.46:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.47:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.48:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.49:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.5:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.50:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.51:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.52:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.53:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.54:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.55:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.56:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.57:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.58:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.59:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.6:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.60:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.61:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.62:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.63:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.64:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.65:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.66:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.67:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.68:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.69:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.7:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.70:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.71:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.72:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.73:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.74:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.75:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.76:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.77:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.78:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.79:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.8:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.80:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.81:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.82:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.83:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.84:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.85:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.86:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.87:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.88:*:*:*:*:*:*:* *cpe:2.3:a:ntp:ntp:4.3.89:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-7977 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-2015-7977 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.87 }} 0.24%

score

0.88664

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: