SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-20707

Improper input validation vulnerability in the Transaction Server 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…

HIGH 7.5EPSS 0.99%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper input validation vulnerability in the Transaction Server 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 read files upload via network..

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.99% probability · 60th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
nec/clusterpro x · nec/clusterpro x singleserversafe · nec/expresscluster x · nec/expresscluster x singleserversafe
Source
psirt-info@cyber.jp.nec.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.