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CVE-2024-22023

MEDIUMCVSS 5.3/10EPSS 3.00%

Last modified

CVE-2024-22023 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. An XML entity expansion or XEE vulnerability in SAML component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure allows an unauthenticated attacker to send specially crafted XML requests in-order-to temporarily cause resource exhaustion thereby resulting in a limited-time DoS. . EPSS estimates a 3.00% chance of exploitation in the next 30 days.

Description

An XML entity expansion or XEE vulnerability in SAML component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure allows an unauthenticated attacker to send specially crafted XML requests in-order-to temporarily cause resource exhaustion thereby resulting in a limited-time DoS.

Metrics

CVSS 3.1
5.3/10

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

CVSS 3.0
5.3/10

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability
3.00%

85.7th 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-2024-22023?
An XML entity expansion or XEE vulnerability in SAML component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure allows an unauthenticated attacker to send specially crafted XML requests in-order-to temporarily cause resource exhaustion thereby resulting in a limited-time DoS.
How severe is CVE-2024-22023?
CVE-2024-22023 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 3.00% probability of exploitation in the next 30 days.
How do I fix CVE-2024-22023?
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.

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Source: NVD / NIST