CVE-2024-22053

8.2 highEPSS 3.5%

High (8.2) in ivanti. EPSS 3.5% chance of exploitation in the next 30 days.

A heap overflow vulnerability in IPSec component of Ivanti Connect Secure (9.x 22.x) and Ivanti Policy Secure allows an unauthenticated malicious user to send specially crafted requests in-order-to crash the service thereby causing a DoS attack or in certain conditions read contents from memory.

Severity

CVSS 3.1

8.2 high

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

EPSS: 3.5% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-703
Published: 2024-04-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ivanti:connect_secure
ivanti:policy_secure

References

https://forums.ivanti.com/s/article/New-CVE-2024-21894-Heap-Overflow-CVE-2024-22052-Null-Pointer-Dereference-CVE-2024-22053-Heap-Overflow-and-CVE-2024-22023-XML-entity-expansion-or-XXE-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
https://forums.ivanti.com/s/article/New-CVE-2024-21894-Heap-Overflow-CVE-2024-22052-Null-Pointer-Dereference-CVE-2024-22053-Heap-Overflow-and-CVE-2024-22023-XML-entity-expansion-or-XXE-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US

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