What is CVE-2020-17473?

CVE-2020-17473 is a medium-severity vulnerability in Zkteco Facedepot 7b, classified under Insufficient Session Expiration. CVSS score: 5.9/10. Published 2020-08-14.

How severe is CVE-2020-17473?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Zkteco Facedepot 7b

CVE-2020-17473

Lack of mutual authentication in ZKTeco FaceDepot 7B 1.0.213 and ZKBiosecurity Server 1.0.0_20190723 allows an attacker to obtain a long-lasting token by impersonating the server.

Published 2020-08-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Zkteco Facedepot 7b
Zkteco Facedepot 7b Firmware — versions 1.0.213
Zkteco Zkbiosecurity Server — versions 1.0.0_20190723

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8131/zkteco-faced… (Third Party Advisory)

Frequently asked questions

What is CVE-2020-17473?: CVE-2020-17473 is a medium-severity vulnerability in Zkteco Facedepot 7b, classified under Insufficient Session Expiration. CVSS score: 5.9/10. Published 2020-08-14.
How severe is CVE-2020-17473?: Medium severity. CVSS v3 base score is 5.9 out of 10.