Advantech WebAccess 5.0/6.0 ActiveX Control bwocxrun.ocx memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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 Advantech WebAccess 5.0/6.0. This affects an unknown function of the file bwocxrun.ocx of the component ActiveX Control. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2012-0243. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Advantech WebAccess 5.0/6.0 (SCADA Software). It has been rated as very critical. This issue affects an unknown functionality of the file bwocxrun.ocx of the component ActiveX Control. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in an ActiveX control in bwocxrun.ocx in Advantech/BroadWin WebAccess before 7.0 allows remote attackers to execute arbitrary code by leveraging the ability to write arbitrary content to any pathname.

The weakness was shared 02/21/2012 by Luigi Auriemma with Information and Communication Security Technology (Website). It is possible to read the advisory at us-cert.gov. The identification of this vulnerability is CVE-2012-0243 since 12/21/2011. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/10/2017).

The commercial vulnerability scanner Qualys is able to test this issue with plugin 11895 (Advantech/BroadWin WebAccess Multiple Vulnerabilities).

Upgrading to version 5.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (73283), SecurityFocus (BID 52051†) and Vulnerability Center (SBV-34688†). The entries VDB-60302, VDB-60301, VDB-60300 and VDB-60298 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebAccess 5.0

Timelineinfo

12/21/2011 🔍
02/16/2012 +57 days 🔍
02/21/2012 +5 days 🔍
02/21/2012 +0 days 🔍
02/21/2012 +0 days 🔍
03/19/2012 +27 days 🔍
03/23/2015 +1099 days 🔍
04/10/2017 +749 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: us-cert.gov
Researcher: Luigi Auriemma
Organization: Information and Communication Security Technology
Status: Not defined

CVE: CVE-2012-0243 (🔍)
GCVE (CVE): GCVE-0-2012-0243
GCVE (VulDB): GCVE-100-60299
X-Force: 73283
SecurityFocus: 52051 - Advantech WebAccess Multiple Remote Vulnerabilities
Vulnerability Center: 34688 - Advantech/BroadWin WebAccess Before 7.0 bwocxrun.ocx ActiveX Remote Code Execution Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 04/10/2017 12:01
Changes: 03/23/2015 16:50 (54), 04/10/2017 12:01 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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