CVE-2021-22893—Ivanti Pulse Connect Secure Use-After-Free Vulnerability

PUBLISHEDvulnerability record
2021-11-03 · last modified December 22, 2025

Metadata

CVE ID:
CVE-2021-22893
Project:
Ivanti
Product:
Pulse Connect Secure
Date Added:
2021-11-03
Due Date:
2022-05-03
Last Updated:
December 22, 2025

Vulnerability Name

Ivanti Pulse Connect Secure Use-After-Free Vulnerability

Description

Ivanti Pulse Connect Secure contains a use-after-free vulnerability that allow a remote, unauthenticated attacker to execute code via license services.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:
KNOWN

Action

Apply updates per vendor instructions.

Additional Notes

  • Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2021-22893

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