CVE-2020-14303

MITRE NVD CVE.ORG Print: PDF PDF

Summary

CVECVE-2020-14303
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-07-06 18:15:00 UTC
Updated2023-11-07 03:17:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-834

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Fedoraproject Fedora 31 All All All
Operating System Fedoraproject Fedora 31 All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All
Application Samba Samba All All All All
Application Samba Samba All All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2020:1023-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
[SECURITY] Fedora 31 Update: libldb-2.0.12-1.fc31 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
1851298 – (CVE-2020-14303) CVE-2020-14303 samba: Empty UDP packet DoS in Samba AD DC nbtd bugzilla.redhat.com
Samba - Security Announcement Archive MISC www.samba.org Vendor Advisory
[security-announce] openSUSE-SU-2020:1313-1: important: Security update SUSE lists.opensuse.org
Samba: Multiple vulnerabilities (GLSA 202007-15) — Gentoo security GENTOO security.gentoo.org
[SECURITY] Fedora 31 Update: libldb-2.0.12-1.fc31 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Mailing List, Third Party Advisory
[security-announce] openSUSE-SU-2020:0984-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
USN-4454-2: Samba vulnerability | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
CVE-2020-14303 Samba Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com Third Party Advisory
1851298 – (CVE-2020-14303) CVE-2020-14303 samba: Empty UDP packet DoS in Samba AD DC nbtd MISC bugzilla.redhat.com Issue Tracking, Third Party Advisory
USN-4454-1: Samba vulnerability | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[SECURITY] [DLA 2463-1] samba security update MLIST lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500628 Alpine Linux Security Update for samba
  • 504388 Alpine Linux Security Update for samba
  • 670882 EulerOS Security Update for samba (EulerOS-SA-2020-2396)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report