Executive Summary
Informations | |||
---|---|---|---|
Name | CVE-2016-4957 | First vendor Publication | 2016-07-04 |
Vendor | Cve | Last vendor Modification | 2020-06-18 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | |||
---|---|---|---|
Overall CVSS Score | 7.5 | ||
Base Score | 7.5 | Environmental Score | 7.5 |
impact SubScore | 3.6 | Temporal Score | 7.5 |
Exploitabality Sub Score | 3.9 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | None | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | None |
Integrity Impact | None | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P) | |||
---|---|---|---|
Cvss Base Score | 5 | Attack Range | Network |
Cvss Impact Score | 2.9 | Attack Complexity | Low |
Cvss Expoit Score | 10 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-1547. |
Original Source
Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4957 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
100 % | CWE-476 | NULL Pointer Dereference |
CPE : Common Platform Enumeration
Type | Description | Count |
---|---|---|
Application | 2 | |
Application | 1 | |
Application | 1 | |
Os | 1 | |
Os | 1 | |
Os | 1 | |
Os | 2 | |
Os | 1 | |
Os | 4 |
Snort® IPS/IDS
Date | Description |
---|---|
2018-03-23 | NTP crypto-NAK denial of service attempt RuleID : 45693 - Revision : 3 - Type : SERVER-OTHER |
2017-12-13 | NTP crypto-NAK denial of service attempt RuleID : 44756 - Revision : 3 - Type : SERVER-OTHER |
Nessus® Vulnerability Scanner
Date | Description |
---|---|
2017-04-04 | Name : The remote AIX host has a version of NTP installed that is affected by multip... File : aix_ntp_v4_advisory7.nasl - Type : ACT_GATHER_INFO |
2016-09-08 | Name : The remote AIX host is missing a security patch. File : aix_IV87939.nasl - Type : ACT_GATHER_INFO |
2016-09-08 | Name : The remote AIX host is missing a security patch. File : aix_IV87615.nasl - Type : ACT_GATHER_INFO |
2016-09-08 | Name : The remote AIX host is missing a security patch. File : aix_IV87614.nasl - Type : ACT_GATHER_INFO |
2016-09-08 | Name : The remote AIX host is missing a security patch. File : aix_IV87420.nasl - Type : ACT_GATHER_INFO |
2016-09-08 | Name : The remote AIX host is missing a security patch. File : aix_IV87419.nasl - Type : ACT_GATHER_INFO |
2016-08-29 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2016-1912-1.nasl - Type : ACT_GATHER_INFO |
2016-08-29 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2016-1602-1.nasl - Type : ACT_GATHER_INFO |
2016-08-12 | Name : The remote FreeBSD host is missing one or more security-related updates. File : freebsd_pkg_7cfcea05600a11e6a6c314dae9d210b8.nasl - Type : ACT_GATHER_INFO |
2016-07-21 | Name : The remote Gentoo host is missing one or more security-related patches. File : gentoo_GLSA-201607-15.nasl - Type : ACT_GATHER_INFO |
2016-06-21 | Name : The remote openSUSE host is missing a security update. File : openSUSE-2016-750.nasl - Type : ACT_GATHER_INFO |
2016-06-17 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2016-1584-1.nasl - Type : ACT_GATHER_INFO |
2016-06-17 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2016-1568-1.nasl - Type : ACT_GATHER_INFO |
2016-06-17 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2016-1563-1.nasl - Type : ACT_GATHER_INFO |
2016-06-16 | Name : The remote openSUSE host is missing a security update. File : openSUSE-2016-727.nasl - Type : ACT_GATHER_INFO |
2016-06-08 | Name : The remote NTP server is affected by multiple vulnerabilities. File : ntp_4_2_8p8.nasl - Type : ACT_GATHER_INFO |
2016-06-06 | Name : The remote Slackware host is missing a security update. File : Slackware_SSA_2016-155-01.nasl - Type : ACT_GATHER_INFO |
Sources (Detail)
Alert History
Date | Informations |
---|---|
2021-05-04 12:49:45 |
|
2021-04-22 02:01:06 |
|
2020-06-19 00:22:38 |
|
2020-05-29 09:22:43 |
|
2020-05-28 21:23:04 |
|
2020-05-23 00:51:37 |
|
2018-10-31 00:21:07 |
|
2018-01-26 12:07:23 |
|
2017-11-21 09:22:02 |
|
2017-09-01 09:24:50 |
|
2017-07-01 09:23:28 |
|
2017-04-05 13:24:58 |
|
2016-10-05 21:22:47 |
|
2016-10-04 09:24:14 |
|
2016-09-09 13:24:12 |
|
2016-08-30 13:21:28 |
|
2016-08-22 21:24:33 |
|
2016-08-13 13:26:56 |
|
2016-07-22 13:38:25 |
|
2016-07-14 09:24:29 |
|
2016-07-07 21:25:40 |
|
2016-07-05 09:24:29 |
|