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CVE-2017-7543

Quick assessment

Affected
Red Hat openstack-neutron
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenStack是美国美国国家航空航天局（NASA）的一个云平台管理项目。 openstack-neutron存在竞争条件问题漏洞。攻击者利用该漏洞可以访问暴露的用户VM和网络资源。

AI Predicted 7.8 Difficulty: Easy EPSS 1.84% · P78
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I. Basic Information for CVE-2017-7543

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
openstack-neutron 竞争条件漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenStack是美国美国国家航空航天局（NASA）的一个云平台管理项目。 openstack-neutron存在竞争条件问题漏洞。攻击者利用该漏洞可以访问暴露的用户VM和网络资源。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat openstack-neutron openstack-neutron-10.0.2-1.1 -

II. Public POCs for CVE-2017-7543

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III. Intelligence Information for CVE-2017-7543

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Vendor Advisories for CVE-2017-7543 (8)

Same Patch Batch · Red Hat · 2018-07-26 · 11 CVEs total

CVE-2017-7530 Red Hat CloudForms Management Engine 权限许可和访问控制漏洞
CVE-2016-8647 Red Hat Ansible 输入验证错误漏洞
CVE-2017-2664 Red Hat CloudForms Management Engine 权限许可和访问控制漏洞
CVE-2017-2589 Hawtio servlet 安全漏洞
CVE-2017-7538 Red Hat Satellite 跨站脚本漏洞
CVE-2017-7509 Red Hat Certificate Server 输入验证漏洞
CVE-2017-12167 Red Hat JBoss Enterprise Application Platform 信息泄露漏洞
CVE-2017-12171 Red Hat Enterprise Linux 访问控制错误漏洞
CVE-2017-12175 Red Hat Satellite 跨站脚本漏洞
CVE-2017-2582 Red Hat Picketlink和KeyCloak 信息泄露漏洞

IV. Related Vulnerabilities

Same product: openstack-neutron
Same vendor: Red Hat
Same weakness: CWE-362

V. Comments for CVE-2017-7543

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