CVE-2021-43043

PoC ×2—

CVSS 3.1

6.5 medium

EPSS

1%p71

Published

Dec 6, 2021 (Dec 6, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. The apache user could read arbitrary files such as /etc/shadow by abusing an insecure Sudo rule.

Vendors: kaseya
Products: unitrends backup
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.4%)

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