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CVE-2024-21887

Ivanti Connect Secure and Policy Secure Command Injection

9.1 CRITICALActively exploited (CISA KEV)Used in ransomwarePublic exploitEPSS 100.0%
  1. Published12 Jan 2024
  2. Added to CISA KEV10 Jan 2024
  3. Remediation due22 Jan 2024
Actively exploited (CISA KEV)

Ivanti Connect Secure (ICS, formerly known as Pulse Connect Secure) and Ivanti Policy Secure contain a command injection vulnerability in the web components of these products, which can allow an authenticated administrator to send crafted requests to execute code on affected appliances. This vulnerability can be leveraged in conjunction with CVE-2023-46805, an authenticated bypass issue.

Added to KEV: 10 Jan 2024Federal remediation due: 22 Jan 2024Used in ransomware

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

Ivanti Connect Secure22.1 · 22.2 · 22.3 · 22.4
Ivanti Policy Secure22.1 · 22.2 · 22.3 · 22.4

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2024-21887 being actively exploited?

Yes. CVE-2024-21887 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 10 Jan 2024. It has been used in ransomware campaigns.

How severe is CVE-2024-21887?

CVE-2024-21887 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 100.0% probability of exploitation.

Which products are affected by CVE-2024-21887?

Affected products include Ivanti Connect Secure, Ivanti Policy Secure.

How do I fix CVE-2024-21887?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-21887 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.