CVE-2023-38043 Denial of service in Secure Access Client Windows

High 8.8 Published Updated

A locally authenticated attacker can exploit a vulnerable configuration to cause denial of service or potentially compromise the system.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-38043?

CVE-2023-38043 is a high-severity denial of service vulnerability in Ivanti Secure Access Client Windows, published on 14 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability exists on all versions of the Ivanti Secure Access Client below 22.6R1.1, which could allow a locally authenticated attacker to exploit a vulnerable configuration, potentially leading to a denial of service (DoS) condition on the user machine and, in some cases, resulting in a full compromise of the system.

Weakness: CWE-400

Which versions are affected by CVE-2023-38043?

It affects 1 product.

Products include Ivanti Secure Access Client.

How do I fix CVE-2023-38043?

No fix has been published for CVE-2023-38043 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-38043 being exploited?

There is no known exploitation of CVE-2023-38043 in the wild and no public exploit code.

Sources

Also known as GHSA-j5jp-qgcc-m868.

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