CVE-2024-21887

Name: CVE-2024-21887
Creator: NVD / NIST
Published: 2024-01-12T17:15:10.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10Actively ExploitedEPSS 100.00%

Last modified Jun 17, 2026

CVE-2024-21887 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.. CISA has confirmed active exploitation in the wild. EPSS estimates a 100.00% chance of exploitation in the next 30 days.

Description

A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

100.00%

100.0th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jan 22, 2024.

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Ivanti	Connect Secure	9.0	—
Ivanti	Connect Secure	9.1	R1
Ivanti	Connect Secure	22.1	R1
Ivanti	Connect Secure	22.2	—
Ivanti	Connect Secure	22.3	R1
Ivanti	Connect Secure	22.4	R1
Ivanti	Connect Secure	22.5	R2.1
Ivanti	Connect Secure	22.6	—
Ivanti	Policy Secure	9.0	—
Ivanti	Policy Secure	9.1	R1
Ivanti	Policy Secure	22.1	R1
Ivanti	Policy Secure	22.2	R1
Ivanti	Policy Secure	22.3	R1
Ivanti	Policy Secure	22.4	R1
Ivanti	Policy Secure	22.5	R1
Ivanti	Policy Secure	22.6	R1

References

http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_USVendor Advisory
http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_USVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21887US Government Resource

Timeline

Published: Jan 12, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-21887?

How severe is CVE-2024-21887?

CVE-2024-21887 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 100.00% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2024-21887?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21887?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST