CVE-2020-9326 Denial of service in n/a

High 7.5 Published Updated

Attackers can crash the DefendpointService.exe by providing specific PowerShell command-line arguments, causing a denial of service.

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-2020-9326?

CVE-2020-9326 is a high-severity denial of service vulnerability in n/a, published on 18 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

BeyondTrust Privilege Management for Windows and Mac (aka PMWM; formerly Avecto Defendpoint) 5.1 through 5.5 before 5.5 SR1 mishandles command-line arguments with PowerShell .ps1 file extensions present, leading to a DefendpointService.exe crash.

Which versions are affected by CVE-2020-9326?

It affects 1 product.

Products include Beyondtrust Privilege Management for Windows and Mac.

How do I fix CVE-2020-9326?

No fix has been published for CVE-2020-9326 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-2020-9326 being exploited?

There is no known exploitation of CVE-2020-9326 in the wild and no public exploit code.

Sources

Also known as GHSA-j4wf-9c2c-mqww.

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