CVE-2023-50734 A vulnerability has been identified in the PostScript interpreter in various Lexmark devices.

Critical 9.0 Published Updated

A buffer overflow in the PostScript interpreter allows attackers to execute arbitrary code on Lexmark devices.

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-2023-50734?

CVE-2023-50734 is a critical memory corruption vulnerability in Lexmark various, published on 28 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow vulnerability has been identified in PostScript interpreter in various Lexmark devices. The vulnerability can be leveraged by an attacker to execute arbitrary code.

Weakness: CWE-121

Which versions are affected by CVE-2023-50734?

How do I fix CVE-2023-50734?

No fix has been published for CVE-2023-50734 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-2023-50734 being exploited?

There is no known exploitation of CVE-2023-50734 in the wild and no public exploit code.

Sources

Also known as GHSA-cr7m-mx45-3638.

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