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.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade samba | Aug 22, 2024 | Jul 6, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Jul 6, 2020 |
| Freebsd | — | Upgrade samba410Upgrade samba412Upgrade samba411 | Jul 5, 2020 | Jul 2, 2020 |
| Gentoo Linux | — | Upgrade net-fs/samba. | Jul 28, 2020 | Jul 6, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade samba-commonUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-libsUpgrade sambaUpgrade samba-pythonUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-winbindUpgrade samba-common-toolsUpgrade samba-common-libs | Nov 3, 2020 | Jul 6, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libwbclientUpgrade samba-libsUpgrade samba-commonUpgrade samba-client-libsUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade samba-clientUpgrade libsmbclientUpgrade samba-pythonUpgrade samba-common-toolsUpgrade samba-common-libs | Sep 28, 2020 | Jul 6, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbind-modulesUpgrade samba-pythonUpgrade sambaUpgrade libwbclientUpgrade samba-winbindUpgrade samba-commonUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade samba-client-libsUpgrade samba-clientUpgrade samba-libs | Nov 2, 2020 | Jul 6, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade ctdb-testsUpgrade sambaUpgrade samba-dc-libsUpgrade python2-samba-testUpgrade libsmbclientUpgrade samba-winbind-krb5-locatorUpgrade samba-common-libsUpgrade samba-winbindUpgrade samba-winbind-modulesUpgrade ctdbUpgrade samba-common-toolsUpgrade python3-samba-testUpgrade samba-clientUpgrade samba-winbind-clientsUpgrade samba-client-libsUpgrade samba-commonUpgrade samba-libsUpgrade python3-sambaUpgrade samba-testUpgrade samba-pidlUpgrade libwbclientUpgrade samba-test-libsUpgrade samba-krb5-printingUpgrade python2-samba | Jul 31, 2020 | Jul 6, 2020 |
| Samba | — | Upgrade to Samba 4.10.17 or later.Upgrade to Samba 4.12.4 or later.Upgrade to Samba 4.11.11 or later. | Jul 7, 2020 | Jul 6, 2020 |
| Suse | — | Upgrade samba-winbind-32bitUpgrade libldb-develUpgrade libsamba-policy0-python3-32bitUpgrade python-ldbUpgrade libsamba-policy0-python3Upgrade libdcerpc-samr0-32bitUpgrade libndr-standard0Upgrade libsamba-util0-32bitUpgrade libdcerpc-samr-develUpgrade libsmbldap2Upgrade samba-clientUpgrade libsamba-policy-python3-develUpgrade ctdb-pcp-pmdaUpgrade libsamba-policy0Upgrade ctdb-testsUpgrade libtevent-util-develUpgrade sambaUpgrade libtevent-util0Upgrade samba-libs-32bitUpgrade libsamba-util-develUpgrade libdcerpc-binding0Upgrade libsmbldap2-32bitUpgrade samba-ad-dc-32bitUpgrade samba-winbindUpgrade samba-pythonUpgrade libsamdb0Upgrade libdcerpc-develUpgrade libsmbclient0-32bitUpgrade libdcerpc0-32bitUpgrade libldb2Upgrade libndr-nbt0Upgrade libsamba-policy-develUpgrade samba-libs-python-32bitUpgrade libsamba-credentials-develUpgrade samba-libsUpgrade libwbclient0Upgrade samba-libs-python3Upgrade libldb1-32bitUpgrade libsamba-hostconfig0Upgrade libndr-nbt-develUpgrade libsmbclient-develUpgrade libnetapi0-32bitUpgrade samba-docUpgrade libnetapi-develUpgrade samba-cephUpgrade libsmbconf0Upgrade libsamba-util0Upgrade libdcerpc-samr0Upgrade libdcerpc-binding0-32bitUpgrade libsamba-passdb0Upgrade ldb-toolsUpgrade samba-libs-pythonUpgrade samba-dsdb-modulesUpgrade libsmbldap-develUpgrade samba-client-32bitUpgrade libndr1Upgrade samba-python3Upgrade libsamba-errors0Upgrade libsamba-policy-python-develUpgrade libndr-standard-develUpgrade libnetapi-devel-32bitUpgrade libwbclient-develUpgrade samba-pidlUpgrade libsamba-errors-develUpgrade libsamba-hostconfig0-32bitUpgrade libdcerpc0Upgrade libndr1-32bitUpgrade python3-ldb-32bitUpgrade libndr-develUpgrade samba-testUpgrade samba-libs-python3-32bitUpgrade python-ldb-develUpgrade libsamba-credentials0-32bitUpgrade libsmbconf-develUpgrade libndr-krb5pac0-32bitUpgrade libndr0-32bitUpgrade ctdbUpgrade python3-ldb-develUpgrade libnetapi0Upgrade libndr-krb5pac-develUpgrade libsamba-passdb-develUpgrade libsamdb0-32bitUpgrade libndr-krb5pac0Upgrade libldb1Upgrade libndr-nbt0-32bitUpgrade libwbclient0-32bitUpgrade libndr0Upgrade libsamba-policy0-32bitUpgrade libsamba-passdb0-32bitUpgrade libndr-standard0-32bitUpgrade libtevent-util0-32bitUpgrade libsamba-errors0-32bitUpgrade libldb2-32bitUpgrade libsamba-hostconfig-develUpgrade libsmbclient0Upgrade samba-core-develUpgrade libsmbconf0-32bitUpgrade samba-ad-dcUpgrade python3-ldbUpgrade libsamdb-develUpgrade libsamba-credentials0 | Jul 18, 2020 | Jul 2, 2020 |
| Ubuntu | — | Upgrade samba (Ubuntu Pro)Upgrade samba | Aug 11, 2020 | Jul 2, 2020 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub