Samba up to 3.6.x SetInfoPolicy AuditEventsInfo numeric error

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Samba up to 3.6.x and classified as critical. This affects the function SetInfoPolicy AuditEventsInfo. Such manipulation leads to numeric error. This vulnerability is uniquely identified as CVE-2012-1182. Moreover, an exploit is present. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samba up to 3.6.x (File Transfer Software). It has been rated as very critical. Affected by this issue is the function SetInfoPolicy AuditEventsInfo. 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. CVE summarizes:

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 disclosed 04/10/2012 by Brian Gorenc as ZDI-12-069 (Website) via ZDI (Zero Day Initiative). The advisory is available at zerodayinitiative.com. This vulnerability is handled as CVE-2012-1182 since 02/14/2012. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/05/2024).

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 12199. 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-5279 and VDB-5284 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

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 🔍
04/11/2012 +1 days 🔍
04/25/2012 +14 days 🔍
06/13/2014 +779 days 🔍
11/05/2024 +3798 days 🔍

Sourcesinfo

Product: samba.org

Advisory: ZDI-12-069
Researcher: Brian Gorenc
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-1182 (🔍)
GCVE (CVE): GCVE-0-2012-1182
GCVE (VulDB): GCVE-100-5282

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: 11/05/2024 14:52
Changes: 04/25/2012 02:01 (95), 04/27/2019 14:07 (5), 11/05/2024 14:52 (17)
Complete: 🔍
Cache ID: 216:35C:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!