USN-3242-1

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Source
https://ubuntu.com/security/notices/USN-3242-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3242-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3242-1
Upstream
Related
Published
2017-03-23T11:51:49.818838Z
Modified
2025-09-08T16:36:09Z
Summary
samba vulnerability
Details

Jann Horn discovered that Samba incorrectly handled symlinks. An authenticated remote attacker could use this issue to access files on the server outside of the exported directories.

References

Affected packages

Ubuntu:14.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.14.04.6?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.11+dfsg-0ubuntu0.14.04.6

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libpam-smbpass",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libsmbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libsmbsharemodes-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libsmbsharemodes0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libwbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "python-samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "registry-tools",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-common",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-libs",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "smbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        },
        {
            "binary_name": "winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.6"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.16.04.5?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.11+dfsg-0ubuntu0.16.04.5

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ctdb",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libsmbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libwbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "python-samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "registry-tools",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-common",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-libs",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "smbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        },
        {
            "binary_name": "winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.5"
        }
    ],
    "availability": "No subscription required"
}