CVE-2023-27973 Memory corruption in HP LaserJet Pro

Critical 9.8 Published 28 Apr 2023 Updated 30 Jan 2025

Attackers can exploit a heap overflow in HP LaserJet Pro printers to achieve remote code execution.

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-2023-27973?

CVE-2023-27973 is a critical memory corruption vulnerability in HP LaserJet Pro, published on 28 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Certain HP LaserJet Pro print products are potentially vulnerable to Heap Overflow and/or Remote Code Execution.

Weakness: CWE-787

Which versions are affected by CVE-2023-27973?

It affects 38 products.

Products include Hp Laserjet Pro M304-M305 W1a46a Firmware, Hp Laserjet Pro M304-M305 W1a47a Firmware, Hp Laserjet Pro M304-M305 W1a48a Firmware, Hp Laserjet Pro M304-M305 W1a66a Firmware, Hp Laserjet Pro M404-M405 93m22a Firmware, Hp Laserjet Pro M404-M405 W1a51a Firmware and 32 more.

How do I fix CVE-2023-27973?

No fix has been published for CVE-2023-27973 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-2023-27973 being exploited?

There is no known exploitation of CVE-2023-27973 in the wild and no public exploit code.

Sources

Also known as GHSA-c7rp-jvfh-mmmw.