Security Bulletin: SONAS Fix Available for Samba Remote Code Execution Vulnerability (CVE-2012-1182)

Abstract

SONAS includes a version of Samba that is affected by a vulnerability that allows remote code execution as the “root” user.

Content

VULNERABILITY DETAILS:

CVE ID:CVE-2012-1182

DESCRIPTION:

A flaw in the Samba code for handling remote procedure calls over a network is resulting in a serious vulnerability reported against the Samba open-source package. Samba is a suite of Windows interoperability programs for Unix-based operating systems used to support file and print sharing services across a network.
This vulnerability would allow a remote attacker, originating from an anonymous connection, to execute code on a vulnerable system with root privileges.

Earlier versions of SONAS may be susceptible to an attack that takes advantage of this vulnerability.

Common Vulnerability Scoring System_ _(CVSS):
CVSS Base Score: 10
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/74721 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C)
AFFECTED PLATFORMS:

· Affected releases: SONAS 1.1 through 1.3.0.5-2h.

· Releases/systems/configurations NOT affected: SONAS 1.3.0.5-2j, 1.3.1 and later versions.

REMEDIATION:

Vendor Fix(es): The issue was fixed beginning with version SONAS 1.3.0.5-2j and later. SONAS customers running an earlier SONAS version must upgrade to SONAS 1.3.1 or a later version.

Workaround(s): None.

Mitigation(s): None. REFERENCES:

* [](<https://www-304.ibm.com/support/docview.wss?uid=swg21496117&wv=1>)[ _Complete CVSS Guide_](<http://www.first.org/cvss/v2/guide>)
* [ _On-line Calculator V2_](<http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2>)
* [ _X-Force Vulnerability Database_](<http://xforce.iss.net/xforce/xfdb/74721>)
* [ _CVE-2012-1182_](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1182>)
* [ _Samba Security Advisory_](<http://www.samba.org/samba/security/CVE-2012-1182>)

RELATED INFORMATION:

* [ _IBM Secure Engineering Web Portal_](<https://www-304.ibm.com/jct03001c/security/secure-engineering/>)
* [ _IBM Product Security Incident Response Blog_](<https://www.ibm.com/blogs/PSIRT>)

CHANGE HISTORY:

• 5/31/12: Original copy published.

_*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash. _

_Note: _According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an “industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response.” IBM PROVIDES THE CVSS SCORES “AS IS” WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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