Advantech WebAccess 7.2 AccessCode memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability was found in Advantech WebAccess 7.2 (SCADA Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation of the argument AccessCode with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in Advantech WebAccess (formerly BroadWin WebAccess) 7.2 allows remote attackers to execute arbitrary code via the AccessCode parameter.

The weakness was shared 09/20/2014 by Ricardo Narvaja (Website). It is possible to read the advisory at ics-cert.us-cert.gov. This vulnerability is known as CVE-2014-0988 since 01/07/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 122591 (Advantech WebAccess Multiple Vulnerabilities).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (95649). The entries 71363, 71362, 71361 and 71360 are related to this item.

Productinfo

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Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

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

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/07/2014 🔍
09/02/2014 +238 days 🔍
09/02/2014 +0 days 🔍
09/20/2014 +18 days 🔍
09/20/2014 +0 days 🔍
09/29/2014 +9 days 🔍
03/26/2015 +178 days 🔍
06/07/2017 +804 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: ics-cert.us-cert.gov
Researcher: Ricardo Narvaja
Status: Not defined

CVE: CVE-2014-0988 (🔍)
X-Force: 95649
Vulnerability Center: 46294 - Advantech WebAccess 7.2 Remote Code Execution due to Stack-Based Buffer Overflow via the AccessCode Parameter, High
SecurityFocus: 69533 - Advantech WebAccess CVE-2014-0988 Incomplete Fix Stack-Based Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 03/26/2015 15:08
Updated: 06/07/2017 11:12
Changes: 03/26/2015 15:08 (57), 06/07/2017 11:12 (4)
Complete: 🔍

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