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ExploitedIn CISA KEVFix available

CVE-2021-44529

Exploitation confirmed. First attested on 2024-03-23 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2021-12-08
  • WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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).

Timeline

dates in UTC
  1. 2021-12-0822:15CVE publishedNVD
  2. 2022-03-22Exploit-DB entryExploit-DB
  3. 2024-03-2304:00Exploitation first reportedCISA-ADP
  4. 2024-03-2304:00SSVC exploitation set to activeCISA-ADP
  5. 2024-03-25Added to the CISA KEV catalogCISA KEV
  6. 2024-03-25Listed as exploited by GCVEGCVE

Versions per branch

NVD · CISA-ADP
Ivanti endpoint manager cloud services appliance
BranchAffectedFixed in
4.5≤ 4.5no fix published
4.6= 4.6no fix published
4.6≤ 4.6_patch_512no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As hackerone, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Ivanti EPM
    Affected
    • = 4.6.0-512no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-01-18

Fix

  1. CISA’s required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.due 2024-04-15

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
EDB-50833
Exploit-DB
Proof of concept
Metasploit modules
1 moduleexploit/linux/http/ivanti_csa_unauth_rce_cve_2021_44529rank: excellentModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2024-03-25
Patch Due Date
2024-04-15
Ransomware Use
Known
Required Action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2021-12-08
Last Modified
2026-08-04
NVD status
Analyzed
GitHub Advisory
GHSA-wg22-f643-fv8w

Frequently asked questions

What is CVE-2021-44529?

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

Is CVE-2021-44529 actively exploited?

Yes. CVE-2021-44529 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-04-15.

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

CVE-2021-44529 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record