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 samba410Upgrade samba411Upgrade samba48 | Nov 1, 2019 | Oct 29, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade libwbclientUpgrade samba-client-libsUpgrade samba-libsUpgrade samba-commonUpgrade samba-pythonUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade sambaUpgrade samba-common-libsUpgrade libsmbclient | Feb 22, 2021 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-libsUpgrade samba-commonUpgrade libwbclientUpgrade samba-pythonUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-winbindUpgrade samba-client-libsUpgrade samba-common-toolsUpgrade sambaUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-winbind-modules | Sep 28, 2020 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-commonUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-client-libsUpgrade sambaUpgrade libwbclientUpgrade samba-winbindUpgrade samba-pythonUpgrade libsmbclientUpgrade samba-winbind-modules | Dec 11, 2019 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-clientUpgrade samba-commonUpgrade samba-winbindUpgrade python3-samba-testUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade sambaUpgrade samba-common-toolsUpgrade samba-dc-libsUpgrade samba-winbind-modulesUpgrade libsmbclientUpgrade samba-libsUpgrade python2-sambaUpgrade python3-sambaUpgrade libwbclientUpgrade samba-client-libsUpgrade ctdbUpgrade samba-krb5-printingUpgrade samba-testUpgrade samba-pidlUpgrade python2-samba-testUpgrade 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 samba-libs-python3-32bitUpgrade libsmbldap2Upgrade libsamdb0-32bitUpgrade libsamba-credentials0-32bitUpgrade samba-client-32bitUpgrade ldb-toolsUpgrade samba-libsUpgrade libdcerpc0Upgrade libndr-krb5pac-develUpgrade libndr-standard-develUpgrade libsamba-policy-develUpgrade libndr-develUpgrade libsamba-policy-python3-develUpgrade libndr-krb5pac0Upgrade libsamba-util-develUpgrade libsamba-errors0-32bitUpgrade samba-libs-python-32bitUpgrade libsamba-errors0Upgrade samba-libs-pythonUpgrade libsmbclient-develUpgrade libsamba-credentials-develUpgrade libsamba-policy-python-develUpgrade libtevent-util0Upgrade samba-clientUpgrade libndr-nbt-develUpgrade libsamba-passdb0Upgrade samba-kdcUpgrade libdcerpc-binding0-32bitUpgrade samba-ad-dcUpgrade samba-ad-dc-32bitUpgrade libndr-standard0Upgrade libsamba-util0Upgrade libwbclient0-32bitUpgrade libndr-nbt0-32bitUpgrade libsmbclient0Upgrade libsamba-policy0-32bitUpgrade libsamdb-develUpgrade libldb-develUpgrade libdcerpc-samr-develUpgrade python-ldbUpgrade samba-python3Upgrade libsmbclient0-32bitUpgrade libdcerpc0-32bitUpgrade libnetapi0-32bitUpgrade libndr0-32bitUpgrade libsamba-util0-32bitUpgrade samba-docUpgrade libsmbconf0Upgrade samba-pythonUpgrade samba-testUpgrade samba-kdc-32bitUpgrade libsamba-passdb0-32bitUpgrade samba-libs-32bitUpgrade libsmbldap-develUpgrade libtevent-util-develUpgrade sambaUpgrade libnetapi0Upgrade samba-winbind-32bitUpgrade libdcerpc-samr0Upgrade libsmbconf-develUpgrade libldb1Upgrade samba-core-develUpgrade samba-pidlUpgrade libsamba-policy0Upgrade libwbclient-develUpgrade ctdb-pcp-pmdaUpgrade libndr-krb5pac0-32bitUpgrade libsamba-policy0-python3Upgrade libnetapi-develUpgrade ctdb-testsUpgrade libndr-nbt0Upgrade libsamba-policy0-python3-32bitUpgrade libsmbconf0-32bitUpgrade libsmbldap2-32bitUpgrade libndr1-32bitUpgrade libdcerpc-binding0Upgrade libsamdb0Upgrade libsamba-hostconfig0Upgrade libsamba-hostconfig0-32bitUpgrade libndr1Upgrade libndr-standard0-32bitUpgrade libsamba-errors-develUpgrade libdcerpc-samr0-32bitUpgrade libsamba-passdb-develUpgrade samba-dsdb-modulesUpgrade python-ldb-develUpgrade libsamba-hostconfig-develUpgrade libtevent-util0-32bitUpgrade libdcerpc-develUpgrade libndr0Upgrade samba-libs-python3Upgrade samba-winbindUpgrade libldb1-32bitUpgrade libsamba-credentials0Upgrade ctdbUpgrade libwbclient0Upgrade samba-ceph | Nov 6, 2019 | Oct 29, 2019 |
| Ubuntu | — | Upgrade samba (Ubuntu Pro)Upgrade libsmbclient (Ubuntu Pro)Upgrade libsmbclientUpgrade samba | Oct 30, 2019 | Oct 29, 2019 |
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