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PatchSiren cyber security CVE debrief

CVE-2021-44529 Ivanti CVE debrief

CVE-2021-44529 is a code injection vulnerability affecting Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA). CISA added it to the Known Exploited Vulnerabilities (KEV) catalog on 2024-03-25, set a remediation due date of 2024-04-15, and marked the entry as having known ransomware campaign use. From a defensive standpoint, that makes this a high-priority remediation item for any organization running the product.

Vendor
Ivanti
Product
Endpoint Manager Cloud Service Appliance (EPM CSA)
CVSS
CRITICAL 9.8
CISA KEV
Listed
Original CVE published
2024-03-25
Original CVE updated
2024-03-25
Advisory published
2024-03-25
Advisory updated
2024-03-25

Who should care

Organizations that deploy or administer Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA), along with vulnerability management, security operations, and incident response teams responsible for tracking KEV-listed issues.

Technical summary

The supplied source material identifies the issue only as a code injection vulnerability in Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA). The corpus does not include affected versions, exploitation details, CVSS scoring, or patch-specific instructions. The most important operational signal is CISA’s KEV listing, which indicates known exploitation, along with the catalog note that the vulnerability has known ransomware campaign use.

Defensive priority

High — CISA KEV-listed, with known ransomware campaign use and a short remediation window.

Recommended defensive actions

  • Inventory all Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) instances and confirm whether they are exposed to CVE-2021-44529.
  • Follow the vendor mitigation guidance referenced by CISA; if mitigations are unavailable, discontinue use of the product as directed in the KEV entry.
  • Treat remediation as urgent and complete it on or before the KEV due date of 2024-04-15.
  • After mitigation, review relevant logs and system activity for signs of compromise and escalate suspicious findings to incident response.

Evidence notes

This debrief is based only on the supplied CISA KEV source item and the official CVE/NVD/CISA links provided in the corpus. The corpus confirms the CVE title, KEV addition date (2024-03-25), due date (2024-04-15), known ransomware campaign use, and the required action to apply vendor mitigations or discontinue use if mitigations are unavailable. No affected-version range, CVSS score, or exploit mechanics were included in the supplied material.

Sources and references

Verified primary and authoritative sources

  • CVE-2021-44529 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2021-44529

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2021-44529 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2021-44529

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.