Executive Summary

Informations
Name CVE-2017-7543 First vendor Publication 2018-07-26
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 5.9
Base Score 5.9 Environmental Score 5.9
impact SubScore 3.6 Temporal Score 5.9
Exploitabality Sub Score 2.2
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A race-condition flaw was discovered in openstack-neutron before 7.2.0-12.1, 8.x before 8.3.0-11.1, 9.x before 9.3.1-2.1, and 10.x before 10.0.2-1.1, where, following a minor overcloud update, neutron security groups were disabled. Specifically, the following were reset to 0: net.bridge.bridge-nf-call-ip6tables and net.bridge.bridge-nf-call-iptables. The race was only triggered by an update, at which point an attacker could access exposed tenant VMs and network resources.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7543

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 10
Application 4

Sources (Detail)

http://www.securityfocus.com/bid/100237
https://access.redhat.com/errata/RHSA-2017:2447
https://access.redhat.com/errata/RHSA-2017:2448
https://access.redhat.com/errata/RHSA-2017:2449
https://access.redhat.com/errata/RHSA-2017:2450
https://access.redhat.com/errata/RHSA-2017:2451
https://access.redhat.com/errata/RHSA-2017:2452
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7543
Source Url

Alert History

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Date Informations
2024-11-28 13:09:10
  • Multiple Updates
2023-02-13 05:27:48
  • Multiple Updates
2023-02-03 05:28:10
  • Multiple Updates
2021-08-10 00:23:05
  • Multiple Updates
2021-08-05 01:43:31
  • Multiple Updates
2021-08-05 01:25:54
  • Multiple Updates
2021-08-04 21:23:26
  • Multiple Updates
2021-05-04 13:05:40
  • Multiple Updates
2021-04-22 02:19:10
  • Multiple Updates
2020-05-23 02:08:38
  • Multiple Updates
2020-05-23 01:03:57
  • Multiple Updates
2019-10-10 05:20:05
  • Multiple Updates
2019-03-14 12:08:24
  • Multiple Updates
2018-10-26 17:19:40
  • Multiple Updates
2018-10-19 12:08:40
  • Multiple Updates
2018-10-01 21:20:05
  • Multiple Updates
2018-07-28 09:19:20
  • Multiple Updates
2018-07-26 21:20:17
  • First insertion