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-2016-8371

35
FAUCET Score

CVE-2016-8371 describes an authentication bypass vulnerability in the web server of Phoenix Contact ILC PLCs and their firmware. This flaw allows unauthenticated access to the web server, even when authentication is enabled, posing a significant risk to industrial control systems. With a CVSS score of 7.3 (HIGH), the vulnerability is easily exploitable over the network without user interaction, potentially leading to partial loss of confidentiality, integrity, and availability. While not on the KEV catalog, an exploit for this vulnerability is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:phoenixcontact:ilc_plcs_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.3HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
11.20%
Probability of exploitation in next 30 days
EPSS Percentile
95.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-45590 · Oct 12, 2018
This CVE's current EPSS score of 0.1120 is in the 93rd percentile among its peer group of 51,466 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ics-cert.us-cert.gov / advisories/ICSA-313-01
Third Party AdvisoryUS Government Resource
exploit-db.com / exploits/45590
securityfocus.com / bid/94163
Third Party AdvisoryVDB Entry