CVSS v3
9.8
CRITICAL
EPSS Score
11.0%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. Multiple functions in the bpserverd daemon were vulnerable to arbitrary remote code execution as root. The vulnerability was caused by untrusted input (received by the server) being passed to system calls.
An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. Multiple functions in the bpserverd daemon were vulnerable to arbitrary remote code execution as root. The vulnerability was caused by untrusted input (received by the server) being passed to system calls.
Active exploitation of CVE-2021-43033 has not been confirmed. The EPSS score is 11.0%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2021-43033 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
Ranked by exploit probability (EPSS).