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 samba411Upgrade samba48Upgrade samba410 | Nov 1, 2019 | Oct 29, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade samba-winbind-modulesUpgrade samba-winbindUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade samba-pythonUpgrade samba-common-toolsUpgrade samba-clientUpgrade sambaUpgrade samba-commonUpgrade libwbclientUpgrade samba-client-libsUpgrade samba-libs | Feb 22, 2021 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-commonUpgrade samba-libsUpgrade libwbclientUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-winbindUpgrade samba-client-libsUpgrade sambaUpgrade samba-common-libsUpgrade samba-clientUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade samba-python | Sep 28, 2020 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-common-toolsUpgrade samba-clientUpgrade samba-libsUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade samba-pythonUpgrade samba-winbindUpgrade sambaUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-winbind-modules | Dec 11, 2019 | Nov 6, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-winbind-krb5-locatorUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade samba-clientUpgrade python3-samba-testUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-winbind-modulesUpgrade samba-dc-libsUpgrade samba-winbindUpgrade samba-libsUpgrade python2-sambaUpgrade samba-commonUpgrade ctdb-testsUpgrade python2-samba-testUpgrade samba-pidlUpgrade samba-krb5-printingUpgrade samba-testUpgrade python3-sambaUpgrade samba-test-libsUpgrade libwbclientUpgrade samba-client-libsUpgrade ctdb | Nov 28, 2019 | Nov 6, 2019 |
| Oracle Solaris | — | Upgrade library/samba/libsmbclient to version 4.11.6-11.4.21.0.1.69.0 on Solaris 11.4Upgrade service/network/samba 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 4.9.15 or later.Upgrade to Samba 4.10.10 or later. | Nov 6, 2019 | Nov 6, 2019 |
| Suse | — | Upgrade libsmbldap-develUpgrade libsamba-hostconfig0Upgrade libnetapi0Upgrade libsamba-util0-32bitUpgrade libndr1Upgrade libsamba-hostconfig0-32bitUpgrade libtevent-util0-32bitUpgrade libnetapi-develUpgrade libsmbconf-develUpgrade libldb1-32bitUpgrade libsamba-hostconfig-develUpgrade samba-docUpgrade ctdbUpgrade libldb1Upgrade python-ldb-develUpgrade libsamba-passdb-develUpgrade sambaUpgrade libdcerpc-samr0-32bitUpgrade libsamba-errors-develUpgrade libsmbconf0-32bitUpgrade samba-core-develUpgrade ctdb-testsUpgrade samba-dsdb-modulesUpgrade libsamba-policy0Upgrade libdcerpc-binding0Upgrade samba-pidlUpgrade libwbclient-develUpgrade samba-libs-python3Upgrade libndr-nbt0Upgrade samba-winbind-32bitUpgrade libwbclient0Upgrade libsmbconf0Upgrade libsamba-policy0-python3Upgrade samba-cephUpgrade libndr0-32bitUpgrade samba-pythonUpgrade samba-winbindUpgrade libsamdb0Upgrade libndr0Upgrade libsamba-passdb0-32bitUpgrade samba-libs-32bitUpgrade samba-testUpgrade libndr-standard0-32bitUpgrade libsamba-credentials0Upgrade libtevent-util-develUpgrade libdcerpc-develUpgrade samba-kdc-32bitUpgrade libdcerpc-samr0Upgrade libsamba-policy0-python3-32bitUpgrade libndr1-32bitUpgrade libsmbldap2-32bitUpgrade ctdb-pcp-pmdaUpgrade libndr-krb5pac0-32bitUpgrade samba-python3Upgrade libndr-krb5pac0Upgrade libsamba-errors0Upgrade samba-libs-python3-32bitUpgrade samba-libs-pythonUpgrade samba-kdcUpgrade libsamba-policy0-32bitUpgrade libsamba-util-develUpgrade samba-ad-dcUpgrade libsamba-policy-develUpgrade libndr-nbt-develUpgrade libdcerpc-binding0-32bitUpgrade libsmbclient-develUpgrade libsamba-credentials-develUpgrade libsamba-policy-python-develUpgrade libsamba-util0Upgrade libnetapi0-32bitUpgrade libndr-standard0Upgrade libtevent-util0Upgrade libndr-nbt0-32bitUpgrade samba-clientUpgrade libsamba-passdb0Upgrade libwbclient0-32bitUpgrade libsamba-credentials0-32bitUpgrade libsmbclient0Upgrade libdcerpc0Upgrade libndr-standard-develUpgrade samba-libsUpgrade libndr-develUpgrade samba-libs-python-32bitUpgrade libsamba-errors0-32bitUpgrade python-ldbUpgrade libsmbclient0-32bitUpgrade libsamdb-develUpgrade libldb-develUpgrade libdcerpc-samr-develUpgrade libsmbldap2Upgrade samba-client-32bitUpgrade libsamba-policy-python3-develUpgrade libsamdb0-32bitUpgrade ldb-toolsUpgrade samba-ad-dc-32bitUpgrade libndr-krb5pac-develUpgrade libdcerpc0-32bit | Nov 6, 2019 | Oct 29, 2019 |
| Ubuntu | — | Upgrade sambaUpgrade libsmbclientUpgrade libsmbclient (Ubuntu Pro)Upgrade samba (Ubuntu Pro) | Oct 30, 2019 | Oct 29, 2019 |
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