#VU33840 Input validation error in Samba - CVE-2014-0178

Vulnerability identifier: #VU33840

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-0178

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Samba
Server applications / Directory software, identity management

Vendor: Samba

Description

The vulnerability allows a remote #AU# to gain access to sensitive information.

Samba 3.6.6 through 3.6.23, 4.0.x before 4.0.18, and 4.1.x before 4.1.8, when a certain vfs shadow copy configuration is enabled, does not properly initialize the SRV_SNAPSHOT_ARRAY response field, which allows remote authenticated users to obtain potentially sensitive information from process memory via a (1) FSCTL_GET_SHADOW_COPY_DATA or (2) FSCTL_SRV_ENUMERATE_SNAPSHOTS request. Per: http://cwe.mitre.org/data/definitions/665.html "CWE-665: Improper Initialization"

Mitigation
Install update from vendor's website.

Vulnerable software versions

Samba: 3.6.6 - 3.6.23

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External links
https://advisories.mageia.org/MGASA-2014-0279.html
https://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html
https://lists.fedoraproject.org/pipermail/package-announce/2014-June/134717.html
https://secunia.com/advisories/59378
https://secunia.com/advisories/59407
https://secunia.com/advisories/59579
https://security.gentoo.org/glsa/glsa-201502-15.xml
https://www.mandriva.com/security/advisories?name=MDVSA-2014:136
https://www.mandriva.com/security/advisories?name=MDVSA-2015:082
https://www.samba.org/samba/security/CVE-2014-0178
https://www.securityfocus.com/archive/1/532757/100/0/threaded
https://www.securityfocus.com/bid/67686
https://www.securitytracker.com/id/1030308
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.