Executive Summary
Summary | |
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Title | NTP vulnerabilities |
Informations | |||
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Name | USN-3707-1 | First vendor Publication | 2018-07-09 |
Vendor | Ubuntu | Last vendor Modification | 2018-07-09 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : N/A | |||
---|---|---|---|
Overall CVSS Score | NA | ||
Base Score | NA | Environmental Score | NA |
impact SubScore | NA | Temporal Score | NA |
Exploitabality Sub Score | NA | ||
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P) | |||
---|---|---|---|
Cvss Base Score | 7.5 | Attack Range | Network |
Cvss Impact Score | 6.4 | Attack Complexity | Low |
Cvss Expoit Score | 10 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in NTP. Software Description: - ntp: Network Time Protocol daemon and utility programs Details: Yihan Lian discovered that NTP incorrectly handled certain malformed mode 6 packets. A remote attacker could possibly use this issue to cause ntpd to crash, resulting in a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2018-7182) Michael Macnair discovered that NTP incorrectly handled certain responses. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2018-7183) Miroslav Lichvar discovered that NTP incorrectly handled certain zero-origin timestamps. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2018-7184) Miroslav Lichvar discovered that NTP incorrectly handled certain zero-origin timestamps. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2018-7185) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: Ubuntu 17.10: Ubuntu 16.04 LTS: Ubuntu 14.04 LTS: In general, a standard system update will make all the necessary changes. References: Package Information: |
Original Source
Url : http://www.ubuntu.com/usn/USN-3707-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
50 % | CWE-787 | Out-of-bounds Write (CWE/SANS Top 25) |
50 % | CWE-125 | Out-of-bounds Read |
CPE : Common Platform Enumeration
Snort® IPS/IDS
Date | Description |
---|---|
2018-09-19 | ntpq decode array buffer overflow attempt RuleID : 47585 - Revision : 4 - Type : SERVER-OTHER |
2018-05-22 | Multiple Vendors NTP zero-origin timestamp denial of service attempt RuleID : 46387 - Revision : 3 - Type : SERVER-OTHER |
Nessus® Vulnerability Scanner
Date | Description |
---|---|
2018-08-17 | Name : The remote PhotonOS host is missing multiple security updates. File : PhotonOS_PHSA-2018-1_0-0167.nasl - Type : ACT_GATHER_INFO |
2018-05-29 | Name : The remote Gentoo host is missing one or more security-related patches. File : gentoo_GLSA-201805-12.nasl - Type : ACT_GATHER_INFO |
2018-05-11 | Name : The remote Amazon Linux 2 host is missing a security update. File : al2_ALAS-2018-1009.nasl - Type : ACT_GATHER_INFO |
2018-05-11 | Name : The remote Amazon Linux AMI host is missing a security update. File : ala_ALAS-2018-1009.nasl - Type : ACT_GATHER_INFO |
2018-03-09 | Name : The remote NTP server is affected by multiple vulnerabilities. File : ntp_4_2_8p11.nasl - Type : ACT_GATHER_INFO |
2018-03-02 | Name : The remote Slackware host is missing a security update. File : Slackware_SSA_2018-060-02.nasl - Type : ACT_GATHER_INFO |
2018-02-28 | Name : The remote FreeBSD host is missing one or more security-related updates. File : freebsd_pkg_af485ef41c5811e88477d05099c0ae8c.nasl - Type : ACT_GATHER_INFO |
Alert History
Date | Informations |
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2019-01-24 17:21:23 |
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2019-01-08 00:18:59 |
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