What is CVE-2020-12681?

CVE-2020-12681 is a high-severity vulnerability in 3xlogic Infinias Eidc32, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-07-26.

How severe is CVE-2020-12681?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in 3xlogic Infinias Eidc32

CVE-2020-12681

Missing TLS certificate validation on 3xLogic Infinias eIDC32 devices through 3.4.125 allows an attacker to intercept/control the channel by which door lock policies are applied.

Vulnerability class: Improper Certificate Validation

Published 2021-07-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (41.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

www.3xlogic.com/products/access-control/infinias-ethernet-enabled-integrated-do… (Vendor Advisory)
www.3xlogic.com/sites/www.3xlogic.com/files/media/2020-08/INF_RN_infinias_eIDC3… (Vendor Advisory)

Frequently asked questions

What is CVE-2020-12681?: CVE-2020-12681 is a high-severity vulnerability in 3xlogic Infinias Eidc32, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-07-26.
How severe is CVE-2020-12681?: High severity. CVSS v3 base score is 7.5 out of 10.