Is CVE-2021-46903 in the CISA KEV catalog?

No. CVE-2021-46903 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-46903?

CVE-2021-46903 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-46903?

CVE-2021-46903 has an EPSS score of 0.50% (39th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-46903?

Upgrade lantime firmware to 7.04.008 or later.

CVE & CISA-KEV Catalog

CVE-2021-46903

MEDIUM

6.5

CVSS v3

NVD

Description

An issue was discovered in LTOS-Web-Interface in Meinberg LANTIME-Firmware before 6.24.029 MBGID-9343 and 7 before 7.04.008 MBGID-6303. An admin can delete required user accounts (in violation of expected access control).

CWE-284Improper Access Control

How to fix

Remediation Available

lantime firmwareNVD

Affected:>= 7.0.0, < 7.04.008Fixed in:7.04.008CVE-2021-46903derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Exploit Intelligence

0.50%probability of exploitation in 30 days

39thpercentile

Low risk: more likely to be exploited than 39% of all known CVEs.

References

Vendor Advisory1

meinberg.de

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

Embed a live status badge for CVE-2021-46903

Markdown

[![CVE-2021-46903](https://tridentstack.com/cve/badge/CVE-2021-46903.svg)](https://tridentstack.com/cve/CVE-2021-46903)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-46903"><img src="https://tridentstack.com/cve/badge/CVE-2021-46903.svg" alt="CVE-2021-46903"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-06-17.