CVE-2019-8960 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause a denial of service in FlexNet Publisher by sending a specific message that triggers an exception and terminates the process.

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-2019-8960?

CVE-2019-8960 is a high-severity denial of service vulnerability in n/a, published on 21 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Denial of Service vulnerability related to command handling has been identified in FlexNet Publisher lmadmin.exe version 11.16.2. The message reading function used in lmadmin.exe can, given a certain message, call itself again and then wait for a further message. With a particular flag set in the original message, but no second message received, the function eventually return an unexpected value which leads to an exception being thrown. The end result can be process termination.

Weakness: CWE-754

Which versions are affected by CVE-2019-8960?

It affects 1 product.

Products include Flexera Flexnet Publisher.

How do I fix CVE-2019-8960?

No fix has been published for CVE-2019-8960 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-2019-8960 being exploited?

There is no known exploitation of CVE-2019-8960 in the wild and no public exploit code.

Sources

Also known as GHSA-j42p-4m2g-2gc3.

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