VULNERABILITY INTELLIGENCE

CVE-2021-43042

CVSS score9.8 CRITICAL
EPSS probability2.99%
CISA KEVNot currently listed
Published2021-12-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. A buffer overflow existed in the vaultServer component. This was exploitable by a remote unauthenticated attacker.

Weakness classification

  • nvd@nist.gov: CWE-120

Primary references