CVE-2021-43033
moderate-risk
Published 2021-12-06
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.
Do I need to act?
!
11.0% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (6)
Vendor Advisory
https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961
Vendor Advisory
https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961
48
/ 100
moderate-risk
Severity
32/34 · Critical
Exploitability
11/34 · Low
Exposure
5/34 · Minimal