Detections
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CVE-2021-44529

critical

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).

References

https://www.greynoise.io/blog/unmasking-cisas-hidden-kev-ransomware-updates

https://veriti.ai/blog/vulnerable-villain-when-hackers-get-hacked/

https://www.crowdstrike.com/blog/anatomy-of-alpha-spider-ransomware/

https://forums.ivanti.com/s/article/SA-2021-12-02?language=en_US

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-44529

https://forums.ivanti.com/s/article/SA-2021-12-02

http://packetstormsecurity.com/files/170590/Ivanti-Cloud-Services-Appliance-CSA-Command-Injection.html

http://packetstormsecurity.com/files/166383/Ivanti-Endpoint-Manager-CSA-4.5-4.6-Remote-Code-Execution.html

Details

Source: Mitre, NVD

Published: 2021-12-08

Updated: 2025-11-03

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.94461