CVE-2021-44529
CRITICAL severity · CVSS 9.8 · Code injection · actively exploited (CISA KEV)
9.8CVSS CRITICAL exploited ransomware
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Known use in ransomware campaigns. Added to KEV 2024-03-25. US federal agencies must patch by 2024-04-15.
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).
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)99%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://forums.ivanti.com/s/article/SA-2021-12-02 ↗
Additional information
- NVD record
- https://forums.ivanti.com/s/article/SA-2021-12-02Patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-44529
- http://packetstormsecurity.com/files/166383/Ivanti-Endpoint-Manager-CSA-4.5-4.6-Remote-Code-Execution.htmlAdvisory
- http://packetstormsecurity.com/files/170590/Ivanti-Cloud-Services-Appliance-CSA-Command-Injection.htmlAdvisory