CVE-2020-14303

HIGH

Samba <4.10.17-4.12.4 - DoS

Title source: llm
STIX 2.1

Description

A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash.

Scores

CVSS v3 7.5
EPSS 0.2636
EPSS Percentile 96.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-834
Status published
Products (10)
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 20.04
debian/debian_linux 9.0
fedoraproject/fedora 31
opensuse/leap 15.1
opensuse/leap 15.2
samba/samba 4.10.0 - 4.10.17
Published Jul 06, 2020
Tracked Since Feb 18, 2026