A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
CVSS Details
- CVSS 3.1 Base Score: 4.9
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H)
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade samba | May 8, 2020 | Nov 6, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Nov 6, 2019 |
| Debian | — | Upgrade samba | May 31, 2021 | Nov 6, 2019 |
| Freebsd | — | Upgrade samba48Upgrade samba411Upgrade samba410 | Nov 1, 2019 | Oct 29, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade samba-libsUpgrade samba-commonUpgrade samba-client-libsUpgrade libwbclientUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-pythonUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade libsmbclientUpgrade samba-common-tools | Feb 22, 2021 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-client-libsUpgrade samba-pythonUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-common-toolsUpgrade sambaUpgrade libsmbclientUpgrade samba-clientUpgrade samba-common-libsUpgrade samba-winbindUpgrade samba-commonUpgrade samba-libsUpgrade libwbclient | Sep 28, 2020 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbindUpgrade libsmbclientUpgrade libwbclientUpgrade samba-pythonUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade sambaUpgrade samba-libsUpgrade samba-clientUpgrade samba-commonUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade samba-common-libs | Dec 11, 2019 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-common-libsUpgrade libsmbclientUpgrade python2-sambaUpgrade samba-clientUpgrade samba-commonUpgrade samba-winbind-modulesUpgrade samba-winbind-clientsUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade samba-libsUpgrade python3-samba-testUpgrade sambaUpgrade samba-dc-libsUpgrade samba-winbindUpgrade samba-testUpgrade libwbclientUpgrade python3-sambaUpgrade python2-samba-testUpgrade samba-pidlUpgrade samba-krb5-printingUpgrade ctdbUpgrade samba-client-libsUpgrade samba-test-libsUpgrade ctdb-tests | Nov 28, 2019 | Nov 6, 2019 |
| Oracle Solaris | — | Upgrade service/network/samba to version 4.11.6-11.4.21.0.1.69.0 on Solaris 11.4Upgrade library/samba/libsmbclient to version 4.11.6-11.4.21.0.1.69.0 on Solaris 11.4 | Jan 19, 2021 | Nov 6, 2019 |
| Samba | — | Upgrade to Samba 4.10.10 or later.Upgrade to Samba 4.9.15 or later. | Nov 6, 2019 | Nov 6, 2019 |
| Suse | — | Upgrade libdcerpc0Upgrade samba-libs-python-32bitUpgrade samba-clientUpgrade libsmbclient0Upgrade libwbclient0-32bitUpgrade samba-ad-dcUpgrade libsamba-util-develUpgrade libndr-krb5pac0Upgrade libndr-nbt-develUpgrade samba-libsUpgrade libsamba-errors0-32bitUpgrade libsamdb0-32bitUpgrade libsamba-errors0Upgrade libdcerpc-binding0-32bitUpgrade libsamba-policy-develUpgrade libndr-standard0Upgrade libndr-develUpgrade ldb-toolsUpgrade samba-client-32bitUpgrade libldb-develUpgrade samba-libs-python3-32bitUpgrade libsamba-util0Upgrade libsamdb-develUpgrade libsmbclient0-32bitUpgrade libsmbldap2Upgrade libdcerpc0-32bitUpgrade samba-python3Upgrade libndr-nbt0-32bitUpgrade libnetapi0-32bitUpgrade python-ldbUpgrade libsamba-credentials-develUpgrade libsamba-policy-python-develUpgrade libsamba-policy-python3-develUpgrade libsamba-credentials0-32bitUpgrade libsamba-passdb0Upgrade libndr-krb5pac-develUpgrade samba-libs-pythonUpgrade libtevent-util0Upgrade libsamba-policy0-32bitUpgrade samba-ad-dc-32bitUpgrade libsmbclient-develUpgrade libndr-standard-develUpgrade samba-kdcUpgrade libdcerpc-samr-develUpgrade libsamdb0Upgrade samba-dsdb-modulesUpgrade libsamba-hostconfig0-32bitUpgrade samba-kdc-32bitUpgrade libsamba-passdb0-32bitUpgrade ctdb-testsUpgrade libsamba-policy0-python3Upgrade libsamba-passdb-develUpgrade samba-libs-32bitUpgrade libndr-standard0-32bitUpgrade samba-testUpgrade samba-core-develUpgrade libndr-nbt0Upgrade libsamba-errors-develUpgrade libdcerpc-develUpgrade libldb1-32bitUpgrade samba-winbindUpgrade libndr0Upgrade samba-libs-python3Upgrade ctdbUpgrade libtevent-util0-32bitUpgrade libsamba-credentials0Upgrade python-ldb-develUpgrade libsamba-policy0-python3-32bitUpgrade libtevent-util-develUpgrade sambaUpgrade libsmbldap2-32bitUpgrade samba-pidlUpgrade libsamba-util0-32bitUpgrade libnetapi0Upgrade samba-docUpgrade libldb1Upgrade libndr0-32bitUpgrade ctdb-pcp-pmdaUpgrade samba-cephUpgrade libndr1-32bitUpgrade libnetapi-develUpgrade libsmbconf-develUpgrade libsamba-hostconfig-develUpgrade libdcerpc-binding0Upgrade libsamba-hostconfig0Upgrade libndr1Upgrade libdcerpc-samr0-32bitUpgrade libwbclient0Upgrade libsmbldap-develUpgrade samba-pythonUpgrade libsmbconf0-32bitUpgrade libsmbconf0Upgrade samba-winbind-32bitUpgrade libsamba-policy0Upgrade libndr-krb5pac0-32bitUpgrade libdcerpc-samr0Upgrade libwbclient-devel | Nov 6, 2019 | Oct 29, 2019 |
| Ubuntu | — | Upgrade libsmbclient (Ubuntu Pro)Upgrade libsmbclientUpgrade sambaUpgrade samba (Ubuntu Pro) | Oct 30, 2019 | Oct 29, 2019 |
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