CVE intelligence and bounded remediation

CVE-2018-7497 — Advantech Webaccess security vulnerability

Critical CVSS 9.8

In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, several untrusted pointer dereference vulnerabilities have been identified, which may allow an attacker to execute arbitrary code.

Severity
Critical
CVSS
9.8 (3.0)
Published
2018-05-15
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-822, CWE-476

Affected products

  • advantech / webaccess
  • advantech / webaccess_dashboard
  • advantech / webaccess_scada
  • advantech / webaccess/nms

Showing 4 representative product identities from 5 source matches. Confirm exact affected versions with the linked vendor and NVD evidence.

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

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Check exposure

  • Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
  • Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
  • Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.

Remediate safely

  • Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
  • Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
  • Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.

Authoritative sources

Complete CVE record and remediation plan

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