UBUNTU-CVE-2018-1140

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Source
https://ubuntu.com/security/CVE-2018-1140
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1140.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-1140
Upstream
Withdrawn
2025-07-18T16:44:22Z
Published
2018-08-14T00:00:00Z
Modified
2025-07-16T07:37:47.246162Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable

References

Affected packages

Ubuntu:14.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.14.04.14?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.11+dfsg-0ubuntu0.14.04.14

Affected versions

2:3.*

2:3.6.18-1ubuntu3

2:4.*

2:4.0.10+dfsg-4ubuntu2
2:4.0.13+dfsg-1ubuntu1
2:4.1.3+dfsg-2ubuntu2
2:4.1.3+dfsg-2ubuntu3
2:4.1.3+dfsg-2ubuntu4
2:4.1.3+dfsg-2ubuntu5
2:4.1.6+dfsg-1ubuntu1
2:4.1.6+dfsg-1ubuntu2
2:4.1.6+dfsg-1ubuntu2.14.04.1
2:4.1.6+dfsg-1ubuntu2.14.04.2
2:4.1.6+dfsg-1ubuntu2.14.04.3
2:4.1.6+dfsg-1ubuntu2.14.04.4
2:4.1.6+dfsg-1ubuntu2.14.04.5
2:4.1.6+dfsg-1ubuntu2.14.04.7
2:4.1.6+dfsg-1ubuntu2.14.04.8
2:4.1.6+dfsg-1ubuntu2.14.04.9
2:4.1.6+dfsg-1ubuntu2.14.04.11
2:4.1.6+dfsg-1ubuntu2.14.04.12
2:4.1.6+dfsg-1ubuntu2.14.04.13
2:4.3.8+dfsg-0ubuntu0.14.04.2
2:4.3.9+dfsg-0ubuntu0.14.04.1
2:4.3.9+dfsg-0ubuntu0.14.04.3
2:4.3.11+dfsg-0ubuntu0.14.04.1
2:4.3.11+dfsg-0ubuntu0.14.04.2
2:4.3.11+dfsg-0ubuntu0.14.04.3
2:4.3.11+dfsg-0ubuntu0.14.04.4
2:4.3.11+dfsg-0ubuntu0.14.04.6
2:4.3.11+dfsg-0ubuntu0.14.04.7
2:4.3.11+dfsg-0ubuntu0.14.04.8
2:4.3.11+dfsg-0ubuntu0.14.04.9
2:4.3.11+dfsg-0ubuntu0.14.04.10
2:4.3.11+dfsg-0ubuntu0.14.04.11
2:4.3.11+dfsg-0ubuntu0.14.04.12
2:4.3.11+dfsg-0ubuntu0.14.04.13

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libnss-winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libnss-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libpam-smbpass"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libpam-smbpass-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libpam-winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libpam-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libparse-pidl-perl"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libparse-pidl-perl-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbclient"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbclient-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbclient-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbclient-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbsharemodes-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbsharemodes-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbsharemodes0"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libsmbsharemodes0-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libwbclient-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libwbclient-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libwbclient0"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "libwbclient0-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "python-samba"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "python-samba-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "registry-tools"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "registry-tools-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-common"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-common-bin"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-common-bin-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dbg"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-doc"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dsdb-modules"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-dsdb-modules-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-libs"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-libs-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-testsuite"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-testsuite-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-vfs-modules"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "samba-vfs-modules-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "smbclient"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "smbclient-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.14",
            "binary_name": "winbind-dbgsym"
        }
    ]
}

Ubuntu:16.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.16.04.13?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.11+dfsg-0ubuntu0.16.04.13

Affected versions

2:4.*

2:4.1.17+dfsg-4ubuntu2
2:4.1.20+dfsg-1ubuntu1
2:4.1.20+dfsg-1ubuntu2
2:4.1.20+dfsg-1ubuntu3
2:4.1.20+dfsg-1ubuntu5
2:4.3.3+dfsg-1ubuntu1
2:4.3.3+dfsg-1ubuntu2
2:4.3.3+dfsg-1ubuntu3
2:4.3.6+dfsg-1ubuntu1
2:4.3.8+dfsg-0ubuntu1
2:4.3.9+dfsg-0ubuntu0.16.04.1
2:4.3.9+dfsg-0ubuntu0.16.04.2
2:4.3.9+dfsg-0ubuntu0.16.04.3
2:4.3.11+dfsg-0ubuntu0.16.04.1
2:4.3.11+dfsg-0ubuntu0.16.04.3
2:4.3.11+dfsg-0ubuntu0.16.04.5
2:4.3.11+dfsg-0ubuntu0.16.04.6
2:4.3.11+dfsg-0ubuntu0.16.04.7
2:4.3.11+dfsg-0ubuntu0.16.04.8
2:4.3.11+dfsg-0ubuntu0.16.04.9
2:4.3.11+dfsg-0ubuntu0.16.04.10
2:4.3.11+dfsg-0ubuntu0.16.04.11
2:4.3.11+dfsg-0ubuntu0.16.04.12

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "ctdb"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "ctdb-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libnss-winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libnss-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libpam-winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libpam-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libparse-pidl-perl"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libparse-pidl-perl-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libsmbclient"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libsmbclient-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libsmbclient-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libsmbclient-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libwbclient-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libwbclient-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libwbclient0"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "libwbclient0-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "python-samba"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "registry-tools"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "registry-tools-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-common"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-common-bin"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-common-bin-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dbg"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dev"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dev-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dsdb-modules"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-dsdb-modules-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-libs"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-libs-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-testsuite"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-testsuite-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-vfs-modules"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "samba-vfs-modules-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "smbclient"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "smbclient-dbgsym"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "winbind"
        },
        {
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.13",
            "binary_name": "winbind-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.7.6+dfsg~ubuntu-0ubuntu2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.7.6+dfsg~ubuntu-0ubuntu2

Affected versions

2:4.*

2:4.6.7+dfsg-1ubuntu3
2:4.7.1+dfsg-1ubuntu1
2:4.7.3+dfsg-1ubuntu1
2:4.7.4+dfsg-1ubuntu1
2:4.7.6+dfsg~ubuntu-0ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "ctdb"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "ctdb-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libnss-winbind"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libnss-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libpam-winbind"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libpam-winbind-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libparse-pidl-perl"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libsmbclient"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libsmbclient-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libsmbclient-dev"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libwbclient-dev"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libwbclient0"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "libwbclient0-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "python-samba"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "python-samba-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "registry-tools"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "registry-tools-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-common"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-common-bin"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-common-bin-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-dev"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-dsdb-modules"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
            "binary_name": "samba-dsdb-modules-dbgsym"
        },
        {
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2",
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}