CVE-2024-21887: Ivanti ICS · Command Injection
Affects Ivanti ICSSource CVE Database V5
Exploited in the wild · used in ransomware campaigns · KEV due 22 Jan 2024 · public exploit available (Metasploit) · 99% EPSS : apply the vendor's fix or mitigations to Ivanti ICS now.
Data as of 25 Oct 2026, 19:02 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else.
- Ransomware
- Used in ransomware campaigns
- EPSS
- 99.9% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 12 Jan 2024
Detectable: evidence found.
Weaponised: evidence found.
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 2 days before disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by hackerone
, 9 days before disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed · ransomware use known
, 2 days before disclosure
CVE published
on cve.org
, t = 0
KEV remediation due
US federal deadline
, 10 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Ivanti ICS | Affected
| Fixed in– |
Check the firmware or software version for Ivanti ICS in the device's admin interface against the vendor advisory.
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.
References
- 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_US (opens in a new tab)
- packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.html (opens in a new tab)
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21887 (opens in a new tab)