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