CVEvulnerability
CVE-2020-14303
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-07-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-834
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.
Affected configurations
• samba samba (>= 4.10.0 < 4.10.17)
• samba samba (>= 4.11.0 < 4.11.11)
• samba samba (>= 4.12.0 < 4.12.4)
• fedoraproject fedora 31
• opensuse leap 15.1
• opensuse leap 15.2
• debian debian linux 9.0
• 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
Related
Weakness · CWE (1)
- CWE-834 Excessive Iteration weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1851298%3B bugzilla.redhat.com
- https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202007-15 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200709-0003/ Third Party Advisory
- https://usn.ubuntu.com/4454-1/ Third Party Advisory
- https://usn.ubuntu.com/4454-2/ Third Party Advisory
- https://www.samba.org/samba/security/CVE-2020-14303.html Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1851298%3B bugzilla.redhat.com
- https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202007-15 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200709-0003/ Third Party Advisory
- https://usn.ubuntu.com/4454-1/ Third Party Advisory
- https://usn.ubuntu.com/4454-2/ Third Party Advisory
- https://www.samba.org/samba/security/CVE-2020-14303.html Vendor Advisory