How severe is CVE-2021-46903?

CVE-2021-46903 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-46903 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-46903?

CVE-2021-46903 affects Meinbergglobal Lantime Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-46903?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2021-46903 have an EU (EUVD) identifier?

Yes. CVE-2021-46903 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-33551.

When was CVE-2021-46903 published?

CVE-2021-46903 was published on 2024-02-04 and last updated on 2026-06-17.

CVE-2021-46903

CVE-2021-46903 is a medium-severity vulnerability in Meinbergglobal Lantime Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-33551
Weakness: CWE-284
Affected product: Meinbergglobal Lantime Firmware
Published: 2024-02-04
Last modified: 2026-06-17

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).

Frequently asked questions

What is CVE-2021-46903?: 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).
How severe is CVE-2021-46903?: CVE-2021-46903 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-46903 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-46903?: CVE-2021-46903 affects Meinbergglobal Lantime Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-46903?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-46903 have an EU (EUVD) identifier?: Yes. CVE-2021-46903 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-33551.
When was CVE-2021-46903 published?: CVE-2021-46903 was published on 2024-02-04 and last updated on 2026-06-17.

References

https://www.meinberg.de/german/news/meinberg-security-advisory-mbgsa-2021-03-meinberg-lantime-firmware-v7-04-008-und-v6-24-029.htm

Affected products (1)

cpe:2.3:o:meinbergglobal:lantime_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Meinbergglobal Lantime Firmware

CVE-2021-46902 — High (CVSS 7.2): An issue was discovered in LTOS-Web-Interface in Meinberg LANTIME-Firmware before 6.24.029 MBGID-9343 and 7 before…
CVE-2023-1731 — High (CVSS 7.2): In Meinbergs LTOS versions prior to V7.06.013, the configuration file upload function would not correctly validate the…
CVE-2017-16788 — High (CVSS 7.2): Directory traversal vulnerability in the "Upload Groupkey" functionality in the Web Configuration Utility in Meinberg…
CVE-2017-16786 — Medium (CVSS 6.5): The Web Configuration Utility in Meinberg LANTIME devices with firmware before 6.24.004 allows remote authenticated…
CVE-2017-16787 — Medium (CVSS 6.5): The Web Configuration Utility in Meinberg LANTIME devices with firmware before 6.24.004 allows remote attackers to read…

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