CVE-2021-44954

high

Description

In QVIS NVR DVR before 2021-12-13, an attacker can escalate privileges from a qvisdvr user to the root user by abusing a Sudo misconfiguration.

References

https://twitter.com/Me9187/status/1414906288287404039

https://gist.github.com/Meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee/a670418d51051d4e6513d86e84e8d5b8

Details

Source: Mitre, NVD

Published: 2022-07-18

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.00035