CVE-2020-14260 Memory corruption in HCL Domino

Critical 9.8 Published Updated

An attacker can exploit a buffer overflow in HCL Domino's DXL to execute arbitrary code or crash the server.

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-2020-14260?

CVE-2020-14260 is a critical memory corruption vulnerability in HCL Domino, published on 2 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 Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Domino or execute attacker-controlled code on the server system.

Weakness: CWE-120

Which versions are affected by CVE-2020-14260?

It affects 1 product.

Products include Hcltech Domino.

How do I fix CVE-2020-14260?

No fix has been published for CVE-2020-14260 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-14260 being exploited?

There is no known exploitation of CVE-2020-14260 in the wild and no public exploit code.

Sources

Also known as GHSA-f5m4-7rpp-8pcx.

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