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