CVE-2023-51141 — An issue in ZKTeko BioTime v.8.5.4 and before allows a remote attacker to obtain sensitive information via the Authentication & Authorization component

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MEDIUM

An issue in ZKTeko BioTime v.8.5.4 and before allows a remote attacker to obtain sensitive information via the Authentication & Authorization component

Published Mar 21, 2024

6.5

MEDIUM

CVSS 3.1

EPSS 0.66%

Description

An issue in ZKTeko BioTime v.8.5.4 and before allows a remote attacker to obtain sensitive information via the Authentication & Authorization component

Affected products

Vendor Zkteco Product Biotime Default
n/a
- Version
  8.5.4
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Zkteco

Biotime

n/a

Version	Status	Constraints
8.5.4	affected	-

Remediation

No remediation recorded yet.

Metrics

0.66% 0.00658

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00658

Score over time

2024–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (6 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	0.66% (0.00658)	49.72th	v5 (v2026.06.15)
Jun 15, 2026	0.84% (0.00845)	53.07th	v5 (v2026.06.15)
Mar 17, 2025	0.28% (0.00277)	49.04th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00045)	17.70th	v3 (v2023.03.01)
May 22, 2024	0.04% (0.00045)	15.01th	v3 (v2023.03.01)
Mar 22, 2024	0.04% (0.00045)	12.97th	v3 (v2023.03.01)