CVE-2014-0767 - CVE House
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Status published High CVE-2014-0767

Advantech WebAccess Stack-based Buffer Overflow

Vulnerability Description

An attacker may exploit this vulnerability by passing an overly long value from the AccessCode argument to the control. This will overflow the static stack buffer. The attacker may then execute code on the target device remotely.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Andrea Micalizzi, aka rgod, Tom Gallagher, and an independent anonymous researcher working with HP’s Zero Day Initiative (ZDI)

References

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Affected Vendor

Affected Software

WebAccess
Vulnerable Versions:
0, 7.2

Timeline

Official Publish: April 12th, 2014
Last Modified: September 19th, 2025
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-121

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact