FreeBSD : samba -- multiple vulnerabilities (ef434839-a6a4-11e5-8275-000c292e4fd8)

high Nessus Plugin ID 87514
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Samba team reports :

[CVE-2015-3223] Malicious request can cause Samba LDAP server to hang, spinning using CPU.

[CVE-2015-5330] Malicious request can cause Samba LDAP server to return uninitialized memory that should not be part of the reply.

[CVE-2015-5296] Requesting encryption should also request signing when setting up the connection to protect against man-in-the-middle attacks.

[CVE-2015-5299] A missing access control check in the VFS shadow_copy2 module could allow unauthorized users to access snapshots.

[CVE-2015-7540] Malicious request can cause Samba LDAP server to return crash.

[CVE-2015-8467] Samba can expose Windows DCs to MS15-096 Denial of service via the creation of multiple machine accounts(The Microsoft issue is CVE-2015-2535).

[CVE-2015-5252] Insufficient symlink verification could allow data access outside share path.

Solution

Update the affected packages.

See Also

https://www.samba.org/samba/security/CVE-2015-3223.html

https://www.samba.org/samba/security/CVE-2015-5252.html

https://www.samba.org/samba/security/CVE-2015-5296.html

https://www.samba.org/samba/security/CVE-2015-5299.html

https://www.samba.org/samba/security/CVE-2015-5330.html

https://www.samba.org/samba/security/CVE-2015-7540.html

https://www.samba.org/samba/security/CVE-2015-8467.html

http://www.nessus.org/u?3811beb1

Plugin Details

Severity: High

ID: 87514

File Name: freebsd_pkg_ef434839a6a411e58275000c292e4fd8.nasl

Version: 2.11

Type: local

Published: 12/21/2015

Updated: 1/6/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:ldb, p-cpe:/a:freebsd:freebsd:samba36, p-cpe:/a:freebsd:freebsd:samba4, p-cpe:/a:freebsd:freebsd:samba41, p-cpe:/a:freebsd:freebsd:samba42, p-cpe:/a:freebsd:freebsd:samba43, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 12/19/2015

Vulnerability Publication Date: 12/16/2015

Reference Information

CVE: CVE-2015-3223, CVE-2015-5252, CVE-2015-5296, CVE-2015-5299, CVE-2015-5330, CVE-2015-7540, CVE-2015-8467