Is CVE-2021-22823 in the CISA KEV catalog?

No. CVE-2021-22823 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22823?

CVE-2021-22823 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2021-22823?

CVE-2021-22823 has an EPSS score of 21.39% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2021-22823

CRITICALEPSS 97th pctl

9.1

CVSS v3

NVD

Description

A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of the user running IGSS due to lack of validation of network messages. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)

CWE-306

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Exploit Intelligence

21.39%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-01

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.