CVE-2019-6550

CRITICAL

Advantech WebAccess < 8.3.5 - Stack-based Buffer Overflow

Title source: llm

Description

Advantech WebAccess/SCADA, Versions 8.3.5 and prior. Multiple stack-based buffer overflow vulnerabilities, caused by a lack of proper validation of the length of user-supplied data, may allow remote code execution.

References (2)

Core 2

Core References

Third Party Advisory, US Government Resource x_refsource_misc

https://ics-cert.us-cert.gov/advisories/ICSA-19-092-01

Third Party Advisory, VDB Entry x_refsource_misc

https://www.zerodayinitiative.com/advisories/ZDI-19-585/

Scores

CVSS v3 9.8

EPSS 0.0350

EPSS Percentile 87.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-121 CWE-787

Status published

Products (1)

advantech/webaccess < 8.3.5

Published Apr 05, 2019

Tracked Since Feb 18, 2026