CVE-2023-28323 Deserialization in Ivanti Endpoint Manager

Critical 9.8 Published Updated

Unauthenticated attackers can exploit deserialization in Ivanti Endpoint Manager to elevate privileges and potentially compromise the host or network.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-28323?

CVE-2023-28323 is a critical unsafe deserialization vulnerability in Ivanti Endpoint Manager, published on 30 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A deserialization of untrusted data exists in EPM 2022 Su3 and all prior versions that allows an unauthenticated user to elevate rights. This exploit could potentially be used in conjunction with other OS (Operating System) vulnerabilities to escalate privileges on the machine or be used as a stepping stone to get to other network attached machines.

Weakness: CWE-502

Which versions are affected by CVE-2023-28323?

It affects 1 product.

Products include Ivanti Endpoint Manager.

How do I fix CVE-2023-28323?

No fix has been published for CVE-2023-28323 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-28323 being exploited?

There is no known exploitation of CVE-2023-28323 in the wild and no public exploit code.

All Ivanti Endpoint Manager vulnerabilities

Sources

Also known as GHSA-638m-xxfq-rm3j.

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