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CVE-2021-44529 (GCVE-0-2021-44529)

Vulnerability from cvelistv5 – Published: 2021-12-08 00:00 – Updated: 2026-08-04 03:55
VLAI CISA Previdian
Summary
A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2022-03-31 00:00 UTC
CWE
  • CWE-94 - Code Injection (CWE-94)
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a Ivanti EPM Affected: 4.6.0-512
ivanti endpoint_manager_cloud_services_appliance Affected: 0 , ≤ 4.6_patch_512 (custom)
    cpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:4.6:patch_512:*:*:*:*:*:*
Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: dc87ffe5-8b06-4523-80e3-d75d0b08d594

Vulnerability ID: CVE-2021-44529

Status: Confirmed

Status Updated: 2024-03-25 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-03-25
Asserted: 2024-03-25
Scope
Notes: KEV entry: Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) Code Injection Vulnerability | Affected: Ivanti / Endpoint Manager Cloud Service Appliance (EPM CSA) | Description: 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). | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-04-15 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://forums.ivanti.com/s/article/SA-2021-12-02?language=en_US; https://nvd.nist.gov/vuln/detail/CVE-2021-44529
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-94
Feed CISA Known Exploited Vulnerabilities Catalog
Product Endpoint Manager Cloud Service Appliance (EPM CSA)
Due Date 2024-04-15
Date Added 2024-03-25
Vendorproject Ivanti
Vulnerabilityname Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) Code Injection Vulnerability
Knownransomwarecampaignuse Known
References
Created: 2026-02-02 13:24 UTC | Updated: 2026-02-06 07:53 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a702a8d9-f6fb-451c-8042-f7be6fbaa092

Vulnerability ID: CVE-2021-44529

Status: Confirmed

Status Updated: 2024-03-25 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-03-25
Asserted: 2024-03-25
Scope
Notes: KEVIntel entry: A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with... | Affected: Ivanti / Ivanti EPM | CVSS: 9.8 (CRITICAL) | Used in malware: yes | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Confirmed Compromise

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with...
Vendor Ivanti
Product Ivanti EPM
Added Date 2024-03-25T00:00:00.000Z
Cvss Score 9.8
Epss Score None
Cvss Severity CRITICAL
Epss Percentile None
Used In Malware yes
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-23 11:14 UTC | Updated: 2026-06-23 11:14 UTC
Show details on NVD website
To clipboard 

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              "value": "A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody)."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-94",
                  "description": "Code Injection (CWE-94)",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-01-18T00:00:00.000Z",
            "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
            "shortName": "hackerone"
          },
          "references": [
            {
              "url": "https://forums.ivanti.com/s/article/SA-2021-12-02"
            },
            {
              "url": "http://packetstormsecurity.com/files/166383/Ivanti-Endpoint-Manager-CSA-4.5-4.6-Remote-Code-Execution.html"
            },
            {
              "url": "http://packetstormsecurity.com/files/170590/Ivanti-Cloud-Services-Appliance-CSA-Command-Injection.html"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "assignerShortName": "hackerone",
        "cveId": "CVE-2021-44529",
        "datePublished": "2021-12-08T00:00:00.000Z",
        "dateReserved": "2021-12-02T00:00:00.000Z",
        "dateUpdated": "2026-08-04T03:55:34.087Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.