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-2017-16720

70
FAUCET Score

CVE-2017-16720 is a critical path traversal vulnerability affecting Advantech WebAccess versions 8.3.2 and earlier, allowing an unauthenticated attacker to access arbitrary files within the target device's directory structure. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, public exploit code exists on ExploitDB, and it has garnered some community discussion and media coverage, indicating its potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.3.2CPE matchmatch criteria
cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*

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
50.32%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-44278 · Mar 12, 2018
This CVE's current EPSS score of 0.5032 is in the 97th percentile among its peer group of 36,833 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

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 (4)

bindvendor investigatingvia llm_extracted
dogukanurkervendor investigatingvia llm_extracted
kerasvendor investigatingvia llm_extracted
posthogvendor investigatingvia llm_extracted

Vendor Advisories (4)

dogukanurkerllm-dogukanurker-3c46e267988a07b2CRITICAL

[R1] Advantech WebAccess Remote Code Execution

Sep 10, 2018
kerasllm-keras-b62dca6debb54b09CRITICAL

[R1] Advantech WebAccess Remote Code Execution

Sep 10, 2018
bindllm-bind-0fe83b7896c36e6bCRITICAL

Advantech WebAccess Remote Code Execution

Sep 10, 2018
posthogllm-posthog-11d67f709381c926CRITICAL

[R1] Advantech WebAccess Remote Code Execution

Sep 10, 2018

References

ics-cert.us-cert.gov / advisories/ICSA-18-004-02
Broken LinkThird Party AdvisoryUS Government Resource
exploit-db.com / exploits/44278
ExploitThird Party AdvisoryVDB Entry
tenable.com / security/research/tra-2018-23
Third Party Advisory
securityfocus.com / bid/102424
Third Party AdvisoryVDB Entry
zerodayinitiative.com / advisories/ZDI-18-024
Third Party Advisory