CVE-2021-33903

—

CVSS 3.1

8.8 high

EPSS

1%p64

Published

Oct 7, 2021 (Oct 7, 2021)

Modified

Jun 17, 2026

Description

In LCOS 10.40 to 10.42.0473-RU3 with SNMPv3 enabled on LANCOM devices, changing the password of the root user via the CLI does not change the password of the root user for SNMPv3 access. (However, changing the password of the root user via LANconfig does change the password of the root user for SNMPv3 access.)

Vendors: lancom-systems
Products: lcos
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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