Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2019-3953

32
FAUCET Score

CVE-2019-3953 is a critical stack-based buffer overflow vulnerability affecting Advantech WebAccess/SCADA 8.4.0. This flaw allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted IOCTL 10012 RPC call. With a CVSS score of 9.8, the vulnerability presents a high risk of complete compromise (confidentiality, integrity, and availability) with low attack complexity. Despite its severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
8.4.0CPE matchmatch criteria
cpe:2.3:a:advantech:webaccess:8.4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.99%
Probability of exploitation in next 30 days
EPSS Percentile
89.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0399 is in the 82nd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (6)

aristavendor investigatingvia llm_extracted
naturalintelligencevendor investigatingvia llm_extracted
netgearvendor investigatingvia llm_extracted
opencartvendor investigatingvia llm_extracted
payloadcmsvendor investigatingvia llm_extracted
safarivendor investigatingvia llm_extracted

Vendor Advisories (6)

netgearllm-netgear-ddb579dcd4b6fac8CRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019
aristallm-arista-ec0e404b9c411567CRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019
opencartllm-opencart-9f4a3fd91ae9e759CRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019
safarillm-safari-82669b501649bd1bCRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019
naturalintelligencellm-naturalintelligence-a2505f7ef9e2ac47CRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019
payloadcmsllm-payloadcms-75ccbf8fd62d508dCRITICAL

Multiple Advantech WebAccess Vulnerabilities

Jun 18, 2019

References

tenable.com / security/research/tra-2019-28
ExploitThird Party Advisory
tenable.com / security/research/tra-2019-17
Not Applicable