CVE-2021-20701
moderate-risk
Published 2021-11-03
Buffer overflow vulnerability in the Disk Agent CLUSTERPRO X 4.3 for Windows and earlier, EXPRESSCLUSTER X 4.3 for Windows and earlier, CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier allows attacker to remote code execution via a network.
Do I need to act?
~
1.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
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 (4)
Clusterpro X
Clusterpro X Singleserversafe
Expresscluster X
Expresscluster X Singleserversafe
Affected Vendors
46
/ 100
moderate-risk
Severity
32/34 · Critical
Exploitability
4/34 · Minimal
Exposure
10/34 · Low