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CVE-2024-37401

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-12-12 · updated 2026-06-17
• Weakness: CWE-125

Description

An out-of-bounds read in IPsec of Ivanti Connect Secure before version 22.7R2.1 allows a remote unauthenticated attacker to cause a denial of service.

Affected products

• Ivanti Connect Secure (Pulse Secure): before 22.7; 22.7, 22.7-r1, 22.7-r1.1, 22.7-r1.2, 22.7-r1.3, 22.7-r1.4 (+5) — fixed in 22.7
• Ivanti Policy Secure: before 22.7; 22.7, 22.7-r1, 22.7-r1.1 — fixed in 22.7

How to fix

Upgrade to a fixed version: Ivanti Connect Secure (Pulse Secure) 22.7; Ivanti Policy Secure 22.7. Check the vendor advisory for mitigations.

References

• https://forums.ivanti.com/s/article/December-2024-Security-Advisory-Ivanti-Connect-Secure-ICS-and-Ivanti-Policy-Secure-IPS-Multiple-CVEs

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