CVE-2023-37243 Privilege escalation in Atera Agent Package Availability

High 7.8 Published Updated

Standard users can elevate privileges to SYSTEM by exploiting DLL hijacking in the Atera Agent executable located in a world-writable temporary directory.

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-2023-37243?

CVE-2023-37243 is a high-severity vulnerability in Atera Agent Package Availability, published on 31 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The C:\Windows\Temp\Agent.Package.Availability\Agent.Package.Availability.exe file is automatically launched as SYSTEM when the system reboots. Since the C:\Windows\Temp\Agent.Package.Availability folder inherits permissions from C:\Windows\Temp and Agent.Package.Availability.exe is susceptible to DLL hijacking, standard users can write a malicious DLL to it and elevate their privileges.

Weakness: CWE-379

Which versions are affected by CVE-2023-37243?

It affects 1 product.

Products include Atera Agent Package Availability.

How do I fix CVE-2023-37243?

No fix has been published for CVE-2023-37243 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-37243 being exploited?

There is no known exploitation of CVE-2023-37243 in the wild and no public exploit code.

Sources

Also known as GHSA-x5gm-xw9r-m7h2.

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