Is CVE-2021-44529 in the CISA KEV catalog?

Yes. CVE-2021-44529 is on the CISA Known Exploited Vulnerabilities list, added 2024-03-25, and has known ransomware campaign use.

What is the CVSS severity of CVE-2021-44529?

CVE-2021-44529 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-44529?

CVE-2021-44529 has an EPSS score of 99.11% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2021-44529

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

NVD

Description

A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).

CWE-94Code Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

99.11%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) Code Injection Vulnerability

Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) contains a code injection vulnerability that allows an unauthenticated user to execute malicious code with limited permissions (nobody).

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2024-04-15

Associated with ransomware campaigns

References

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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 2025-11-03.