CVE-2018-14635

描述

When using the Linux bridge ml2 driver, non-privileged tenants are able to create and attach ports without specifying an IP address, bypassing IP address validation. A potential denial of service could occur if an IP address, conflicting with existing guests or routers, is then assigned from outside of the allowed allocation pool. Versions of openstack-neutron before 13.0.0.0b2, 12.0.3 and 11.0.5 are vulnerable.

如何修補 CVE-2018-14635

要修補 CVE-2018-14635,請將受影響套件升級到下列已修補版本。

• —升級至 2:13.0.0-1 或更新版本
• —升級至 13.0.0.0b2 或更新版本
• —升級至 11.0.6 或更新版本

CVE-2018-14635 正在被利用嗎?

低 — EPSS 為 2.5%,目前沒有觀察到大規模利用活動。

受影響套件(3)

• from 0, < 2:13.0.0-1
• >= 13.0.0.0b1, < 13.0.0.0b2
• from 0, < 11.0.6, >= 12.0.0, < 12.0.4

CVSS 分數

參考連結(13)

• ADVISORYgithub.com/advisories/GHSA-x634-34m9-96mp
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2018-14635
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2018-14635
• PATCHgithub.com/openstack/neutron
• WEB