CVE-2020-14273 Denial of service in HCL Domino

High 7.5 Published Updated

An unauthenticated attacker can crash the HCL Domino server by sending invalid input to its public API, 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-2020-14273?

CVE-2020-14273 is a high-severity denial of service vulnerability in HCL Domino, published on 28 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HCL Domino is susceptible to a Denial of Service (DoS) vulnerability due to insufficient validation of input to its public API. An unauthenticated attacker could could exploit this vulnerability to crash the Domino server.

Weakness: CWE-20

Which versions are affected by CVE-2020-14273?

It affects 1 product.

Products include Hcltech Domino.

How do I fix CVE-2020-14273?

No fix has been published for CVE-2020-14273 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-2020-14273 being exploited?

There is no known exploitation of CVE-2020-14273 in the wild and no public exploit code.

Sources

Also known as GHSA-f92r-w6xq-p3pv.

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