CVE-2021-44529

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.991 · 100 %ileexploit · weaponizedEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · weaponized

Likely / severe?

99.1% (100th) EPSS

CVSS 7.5 · high

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2024-03-25remediate by 2024-04-15

required action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

EPSS · scored 2026-10-27

Ivanti Endpoint Manager Cloud Service Appliance (EPM CSA) Code Injection Vulnerability

A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-94US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

exploits (4)

Public proof-of-concept and weaponised exploit code.

exploit/linux/http/ivanti_csa_unauth_rce_cve_2021_44529Ivanti Cloud Services Appliance (CSA) Command Injectionweaponized · metasploit
EDB-50833Ivanti Endpoint Manager 4.6 - Remote Code Execution (RCE)PoC · exploit_db
jax7sec/CVE-2021-44529CVE-2021-44529 Ivanti EPM 云服务设备 (CSA) 中的代码注入漏洞允许未经身份验证的用户以有限的权限（nobody）执行任意代码。PoC · poc_in_github
jkana/CVE-2021-44529CVE-2021-44529 PoCPoC · poc_in_github

affected products (4)

Products and version ranges known to be affected.

n/a Ivanti EPM≤ 4.6.0-512enisa_euvdEU
Ivanti Ivanti Cloud Services Appliance≤ 4.6_patch_512fstec_bduRU
ivanti endpoint manager cloud services appliance≤ 4.5nvdUScpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:*:*:*:*:*:*:*:*
ivanti endpoint manager cloud services appliance= 4.6nvdUScpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2021-12-08modified 2026-08-04

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+10438 more

references (12)

External citations — patches, advisories, analysis.

scry

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