CVE-2021-46903: lantime firmware Access Control Flaw

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).

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CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
meinbergglobal	lantime_firmware	< 6.24.029
meinbergglobal	lantime_firmware	7.0.0 — 7.04.008

References

Advisories & Patches

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

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). It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2021-46903? +

CVE-2021-46903 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2021-46903? +

CVE-2021-46903 affects products from meinbergglobal, specifically: lantime_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2021-46903? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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