Advantech WebAccess 5.0/6.0/7.0/7.1 NodeName2 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Advantech WebAccess 5.0/6.0/7.0/7.1 and classified as critical. The affected element is an unknown function. The manipulation of the argument NodeName2 leads to memory corruption. This vulnerability is uniquely identified as CVE-2014-0766. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Advantech WebAccess 5.0/6.0/7.0/7.1 (SCADA Software). It has been rated as critical. This issue affects an unknown part. The manipulation of the argument NodeName2 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:

An attacker can exploit this vulnerability by copying an overly long NodeName2 argument into a statically sized buffer on the stack to overflow the static stack buffer. An attacker may use this vulnerability to remotely execute arbitrary code.

The weakness was disclosed 04/12/2014 by Andrea Micalizzi with Zero Day Initiative (Website). The advisory is shared at ics-cert.us-cert.gov. The identification of this vulnerability is CVE-2014-0766 since 01/02/2014. 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 are known, but no exploit is available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 122001 (Advantech WebAccess Multiple Vulnerabilities).

Upgrading to version 5.0 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 13268.

The vulnerability is also documented in the databases at X-Force (92566), EUVD (EUVD-2014-0797), SecurityFocus (BID 66725†) and Vulnerability Center (SBV-44727†). The entries VDB-69323, VDB-69322, VDB-69321 and VDB-69320 are pretty similar. 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: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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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OpenVAS ID: 802155
OpenVAS Name: Advantech WebAccess Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebAccess 5.0
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

01/02/2014 🔍
04/08/2014 +96 days 🔍
04/08/2014 +0 days 🔍
04/12/2014 +4 days 🔍
04/12/2014 +0 days 🔍
06/02/2014 +51 days 🔍
03/25/2015 +296 days 🔍
05/10/2026 +4064 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: ics-cert.us-cert.gov
Researcher: Andrea Micalizzi
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2014-0766 (🔍)
GCVE (CVE): GCVE-0-2014-0766
GCVE (VulDB): GCVE-100-69317
EUVD: 🔍
X-Force: 92566
SecurityFocus: 66725 - Advantech WebAccess CVE-2014-0766 Stack-Based Buffer Overflow Vulnerability
Vulnerability Center: 44727 - Advantech/BroadWin WebAccess before 7.2 Remote Code Execution due to Buffer Overflow via NodeName2 Parameter, High

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 05/10/2026 12:42
Changes: 03/25/2015 16:45 (67), 05/29/2017 10:27 (7), 09/19/2025 23:23 (26), 09/21/2025 12:09 (1), 05/10/2026 12:42 (1)
Complete: 🔍
Cache ID: 216::103

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