Samba up to 3.6.x NDR PULL SVCCTL StartServiceW numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Samba up to 3.6.x. Affected is the function StartServiceW of the component NDR PULL SVCCTL. The manipulation leads to numeric error. This vulnerability is traded as CVE-2012-1182. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samba up to 3.6.x (File Transfer Software) and classified as very critical. This issue affects the function StartServiceW of the component NDR PULL SVCCTL. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The RPC code generator in Samba 3.x before 3.4.16, 3.5.x before 3.5.14, and 3.6.x before 3.6.4 does not implement validation of an array length in a manner consistent with validation of array memory allocation, which allows remote attackers to execute arbitrary code via a crafted RPC call.

The weakness was shared 04/10/2012 by Brian Gorenc as ZDI-12-063 (Website) via ZDI (Zero Day Initiative). It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2012-1182 since 02/14/2012. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/02/2024).

A public exploit has been developed in Python. The exploit is available at securityfocus.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 173 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 74601 (openSUSE Security Update : samba (openSUSE-SU-2012:0508-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185007 (HP-UX CIFS Server Remote Code Execution Vulnerability (HPSBUX02789)).

Upgrading to version 3.6.4, 3.5.14 or 3.4.16 eliminates this vulnerability. The upgrade is hosted for download at samba.org.Addressing this vulnerability is possible by firewalling Ports 137-139. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12563. The filter is assigned to the category Vulnerabilities.

The vulnerability is also documented in the databases at Exploit-DB (21850), Tenable (74601), SecurityFocus (BID 52973†), OSVDB (81303†) and Secunia (SA48742†). networkworld.com is providing further details. The entries VDB-5281, VDB-5277, VDB-5284 and VDB-5285 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74601
Nessus Name: openSUSE Security Update : samba (openSUSE-SU-2012:0508-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 71254
OpenVAS Name: Debian Security Advisory DSA 2450-1 (samba)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: setinfopolicy_heap.rb
MetaSploit Name: Samba SetInformationPolicy AuditEventsInfo Heap Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Samba 3.6.4/3.5.14/3.4.16
Firewalling: 🔍
TippingPoint: 🔍
TippingPoint Title: 🔍
TippingPoint Category: 🔍

Timelineinfo

10/20/2011 🔍
02/14/2012 +117 days 🔍
04/10/2012 +56 days 🔍
04/10/2012 +0 days 🔍
04/10/2012 +0 days 🔍
04/10/2012 +0 days 🔍
04/10/2012 +0 days 🔍
04/25/2012 +15 days 🔍
06/13/2014 +779 days 🔍
11/02/2024 +3795 days 🔍

Sourcesinfo

Product: samba.org

Advisory: ZDI-12-063
Researcher: Brian Gorenc
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-1182 (🔍)
GCVE (CVE): GCVE-0-2012-1182
GCVE (VulDB): GCVE-100-5279

OVAL: 🔍

SecurityFocus: 52973 - Samba 'Perl-Based DCE/RPC IDL' Compiler Remote Code Execution Vulnerability
Secunia: 48742 - Samba RPC Network Data Representation Marshalling Vulnerability, Moderately Critical
OSVDB: 81303
SecurityTracker: 1026913

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/25/2012 02:01
Updated: 11/02/2024 20:57
Changes: 04/25/2012 02:01 (95), 04/27/2019 09:01 (5), 11/02/2024 20:57 (17)
Complete: 🔍
Cache ID: 216:12B:103

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