CVE-2024-47907

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-12 · updated 2026-06-17
Weakness: CWE-121

Description

A stack-based buffer overflow in IPsec of Ivanti Connect Secure before version 22.7R2.3 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 (+4) — fixed in 22.7

How to fix

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

References

https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-ICS-Ivanti-Policy-Secure-IPS-Ivanti-Secure-Access-Client-ISAC-Multiple-CVEs

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