Vulnerability in Kaseya Unitrends_backup

CVE-2021-43041

An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. A crafted HTTP request could induce a format string vulnerability in the privileged vaultServer application.

EPSS: 0.023 (81.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-43041?
CVE-2021-43041 is a high-severity vulnerability in Kaseya Unitrends_backup, classified under Use of Externally-Controlled Format String. CVSS score: 8.8/10. Published 2021-12-06.
How severe is CVE-2021-43041?
High severity. CVSS v3 base score is 8.8 out of 10.