SARA / Free Tools / CVE / CVE-2024-21887

CVE-2024-21887 — A command injection vulnerability in web components of Ivanti Connect Secure (9

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.

CVSS

9.1 CRITICAL

EPSS

100.00% (top 0.00%)

CWE

—

Published

2024-01-12T17:15:10.017

Last modified

2026-08-04T05:16:30.193

CVSS vector

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

CISA KEV — Actively Exploited

Added to KEV

2024-01-10

BOD 22-01 due

—

Ransomware use

Known

View KEV detail

CVE-2024-21887 on CISA KEV →

01What is this vulnerability?

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2024-01-10. Ransomware use: Known.

04Recommended remediation

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

CVE-2023-46805

Cited in vendor advisory

08Timeline

Published: 2024-01-12T17:15:10.017
Last modified: 2026-08-04T05:16:30.193
Added to CISA KEV: 2024-01-10

09References

packetstormsecurity.com — http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticate…
forums.ivanti.com — https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-202…
packetstormsecurity.com — http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticate…
forums.ivanti.com — https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-202…
www.cisa.gov — https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-…

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