CVE-2021-40085

Katalog CVE

CVSS 6.5 · Medium EPSS 1,8%

Kerentanan pada openstack neutron, debian linux. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opts value.

Rincian

Terbit di NVD

31 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N · uraikan di kalkulator

EPSS (30 hari)

1,8% peluang dieksploitasi; lebih tinggi dari 78,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://security.openstack.org/ossa/OSSA-2021-005.html patch · advisory vendor
• http://www.openwall.com/lists/oss-security/2021/08/31/2 mailing list · patch · advisory pihak ketiga
• https://launchpad.net/bugs/1939733 exploit · issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/10/msg00005.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/05/msg00038.html mailing list · advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4983 advisory pihak ketiga