CVE-2024-51982: Unauthenticated Denial of Service (DoS) via malformed PJL request affecting multiple models from Brother Industries, Ltd, FUJIFILM Business Innovation, and Ricoh.

Published Jun 25, 2025
·
Updated

An unauthenticated attacker who can connect to TCP port 9100 can issue a Printer Job Language (PJL) command that will crash the target device. The device will reboot, after which the attacker can reissue the command to repeatedly crash the device. A malformed PJL variable FORMLINES is set to a non number value causing the target to crash.

Affected Software

3 affected components
Brother Various Printer Models
Fujifilm Various Printer Models
Ricoh Various Printer Models

Event History

Jun 25, 2025
CVE Published
via MITRE·07:25 AM
Data Sourced
via MITRE·07:25 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:15 AM
DescriptionSeverityWeakness
Jun 30, 2025
News Published
via ZDNet·03:52 PM
News Published
via ZDNet·03:56 PM
News Published
via ZDNet·04:35 PM
Jul 3, 2025
News Published
via ZDNet·10:30 AM
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Frequently Asked Questions

1

What is the severity of CVE-2024-51982?

CVE-2024-51982 is considered a high severity vulnerability due to its potential to crash devices repeatedly.

2

How do I fix CVE-2024-51982?

To fix CVE-2024-51982, ensure that your printer models are updated with the latest firmware provided by the manufacturer.

3

Who is affected by CVE-2024-51982?

CVE-2024-51982 affects multiple printer models from Brother, FUJIFILM, and Ricoh.

4

What type of attack does CVE-2024-51982 involve?

CVE-2024-51982 involves an unauthenticated attacker exploiting TCP port 9100 to issue PJL commands that crash the printer device.

5

Can CVE-2024-51982 be exploited remotely?

Yes, CVE-2024-51982 can be exploited remotely if an attacker has network access to the affected printer model.

Contact

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