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CVE-2024-22053

HIGHCVSS 8.2/10EPSS 3.53%

Last modified

CVE-2024-22053 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. 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. . EPSS estimates a 3.53% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
8.2/10

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

EPSS Probability
3.53%

87.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
IvantiConnect Secure9.1R1
IvantiConnect Secure22.1—
IvantiConnect Secure22.2—
IvantiConnect Secure22.3—
IvantiConnect Secure22.4—
IvantiConnect Secure22.5—
IvantiConnect Secure22.6—
IvantiPolicy Secure9.0—
IvantiPolicy Secure9.1—
IvantiPolicy Secure22.1—
IvantiPolicy Secure22.2—
IvantiPolicy Secure22.3—
IvantiPolicy Secure22.4—
IvantiPolicy Secure22.5—
IvantiPolicy Secure22.6—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2024-22053?
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.
How severe is CVE-2024-22053?
CVE-2024-22053 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 3.53% probability of exploitation in the next 30 days.
How do I fix CVE-2024-22053?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-22053?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST