CVE-2021-40385

8.8 HIGH

An issue was discovered in the server software in Kaseya Unitrends Backup Software before 10.5.5-2

Published: 2021-09-01 · Last updated: 2026-06-17

Severity and scoring

CVSS: 8.8 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Vendor	Product
kaseya	unitrends_backup_software

Description

An issue was discovered in the server software in Kaseya Unitrends Backup Software before 10.5.5-2. There is a privilege escalation from read-only user to admin.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-40385
[Other]https://csirt.divd.nl/csirt-divd-nl/cases/DIVD-2021-00014/
[Other]https://csirt.divd.nl/csirt-divd-nl/cases/DIVD-2021-00014/

Related CVEs

Same vendor

CVE-2021-40387 — An issue was discovered in the server software in Kaseya Unitrends Backup Software before 10.5.5-2 (8.8 HIGH)